Our readers keep the lights on and my morning glass full of iced black tea. As an Amazon Associate, I earn from qualifying purchases.11 Best Queen Mattress For Back Pain | Spine-Aligned Rest

Waking up with a stiff, aching lower back isn’t just a bad start to your day — it’s a signal that your mattress is failing to keep your spine aligned through the night. The wrong queen mattress allows your hips to sink, your lumbar curve to collapse, and your muscles to spend all night fighting for position instead of recovering. The right one holds your body in a neutral posture from shoulders to hips, so you get off the bed feeling restored, not broken.

I’m Mohammad — the founder and writer behind ProteinJug. I’ve spent years analyzing mattress construction, firmness ratings, and material certifications, breaking down how each specification translates into real back pain relief for different sleeping styles and body types.

After evaluating dozens of models on coil gauge, foam density, lumbar zone engineering, and CertiPUR-US certification, I’ve narrowed the field to the 11 most effective options. This guide to the best queen mattress for back pain focuses on the specific support mechanics that keep your spine neutral through every sleep cycle.

How To Choose The Best Queen Mattress For Back Pain

Not every firm mattress delivers the spinal support your back needs. Back pain relief depends on a precise balance of surface contouring and deep support layers that keep your spine in its natural S-curve. Here is exactly what to evaluate before buying.

Firmness Category and Sleep Position

Side sleepers with back pain typically need a medium to medium-firm mattress — soft enough to cushion the shoulders and hips but firm enough to prevent the lower back from sagging. Back and stomach sleepers generally require a firm or extra-firm surface to keep the pelvis from tilting forward, which strains the lumbar discs. Ignoring position-matching is the fastest way to wake up with new pain.

Construction Type: Foam, Hybrid, or Latex

All-foam mattresses offer deep contouring and excellent motion isolation but can trap heat and lack the pushback some backs need. Hybrid designs combine pocketed coils with foam layers — they deliver better edge support, airflow, and targeted lumbar zoning. Latex mattresses provide a buoyant, responsive feel with natural cooling and durability, ideal for back pain sufferers who want support without a sinking sensation.

Material Safety Certifications

CertiPUR-US and OEKO-TEX Standard 100 certifications verify that foams are free from formaldehyde, heavy metals, phthalates, and ozone depleters. GOLS (Global Organic Latex Standard) applies to natural latex. Fiberglass-free construction is a non-negotiable for anyone with respiratory sensitivity — many budget models still use fiberglass as a fire barrier.

Motion Isolation and Edge Support

If you share your bed with a partner, motion isolation becomes critical — individually wrapped pocketed coils are the gold standard. Edge support prevents that rolling-off sensation and makes sitting on the bed edge feel stable. Reinforced perimeter coils or high-density foam encasement are the features to look for in hybrid models.

Quick Comparison

On smaller screens, swipe sideways to see the full table.

Model Category Best For Key Spec Amazon
TEMPUR-Adapt 2.0 Medium Premium Foam Pressure relief for all positions 11″ memory foam, medium feel Amazon
Purple Plus GelFlex Grid Cooling + cradling support 2″ GelFlex Grid, 11″ profile Amazon
Nectar Premier Hybrid Hybrid Medium firm with enhanced cooling 13″ hybrid, 60% more cooling Amazon
Sleep On Latex Pure Green Organic Latex Natural materials + firm support 8″ GOLS organic latex, firm Amazon
DreamCloud Classic Luxury Hybrid Cloud-like comfort + back relief 12″ hybrid, 6-layer design Amazon
Sweetnight CoolNest Cooling Foam Hot sleepers needing pressure relief 14″ memory foam, 5-zone support Amazon
Zinus Lumbar+ Memory Foam Memory Foam Targeted lumbar support 14″ 3-zone foam + cooling gel Amazon
BedStory Extra Firm Hybrid Hybrid Extra firm for stomach sleepers 14″ hybrid, extra firm, 10X airflow Amazon
Sleepmax Starry Hybrid Hybrid Firm support with lifetime service 14″ hybrid, Euro-top design Amazon
Slecofom Firm Hybrid Hybrid Budget-friendly firm hybrid 14″ hybrid, gel memory foam Amazon
BedStory Firm Hybrid Hybrid Value firm for back pain relief 14″ hybrid, fiberglass-free Amazon

In‑Depth Reviews

Best Overall

1. TEMPUR-Adapt 2.0 Medium 11 inch Memory Foam Mattress, Queen

Premium Memory FoamMedium Feel

The TEMPUR-Adapt 2.0 is the benchmark for pressure-relieving memory foam, using the brand’s proprietary TEMPUR-Material that softens in response to heat and weight to create a cradled, body-conforming support surface. The 11-inch profile delivers whole-body contouring that adapts specifically to your spine’s curvature, reducing pressure points at the shoulders, hips, and lumbar area. This medium-firm feel is calibrated for side and back sleepers who need the sink-in sensation without losing structural support.

The cool-to-the-touch cover uses a premium knit technology that helps offset memory foam’s tendency to retain heat, while the material’s natural motion isolation keeps partner disturbances to a minimum. Assembled in the USA and backed by a 10-year limited warranty, this mattress represents the most proven design for chronic back pain sufferers who understand that Tempur-Pedic’s slow-response foam is a specific feel — not everyone prefers it, but those who do rarely switch back.

Some users report the 2.0 feels slightly lighter and less dense than older Tempur-Pedic models, and a small number of reviews note waking up with new pain after the first night, which highlights that this bed demands compatibility with your sleep style. The medium feel is not ideal for stomach sleepers who need a firmer surface to keep their hips from dipping and straining the lower back.

Why it’s great

  • Exceptional body-conforming pressure relief proven to reduce aches
  • Superior motion isolation — ideal for couples with different sleep schedules
  • Cover fabric feels cool to the touch, mitigating heat retention

Good to know

  • May feel too soft for stomach sleepers requiring a firm surface
  • Weight and density feel reduced compared to older Tempur-Pedic models
  • First-night discomfort reported by some side sleepers new to slow-response foam
Premium Pick

2. Purple Plus Queen Mattress – 11″ GelFlex Grid

GelFlex GridTemperature Neutral

The Purple Plus stands apart with its patented GelFlex Grid — a 2-inch layer of hyper-elastic polymer that buckles under pressure at your heaviest points (hips and shoulders) while staying firm everywhere else. This creates a cradling effect without the sinking quicksand feel of traditional memory foam, making it a compelling choice for back pain sufferers who want pressure relief with instant responsiveness. The 11-inch profile combines the Grid with an extra layer of premium foam for added cushioning.

With over 1,400 open air channels built directly into the Grid, this mattress stays temperature-neutral throughout the night — a major advantage for hot sleepers. The breathable foam base and hypoallergenic construction (CertiPUR-US and Clean Air GOLD certified) make it a safe option for allergy-prone individuals. Made in the USA with recyclable, food-grade materials, the Purple Plus delivers a unique support feel that effectively relieves pressure on the lower back.

The GelFlex Grid is extremely heavy — this queen weighs 109 pounds, and setup without help is difficult. Some users with lighter body frames report that the Grid allows their hips to sink too deeply, causing lower back strain rather than relief. The return process has been described as cumbersome, with pickup fees and slow timelines that make trial periods less reassuring than they sound.

Why it’s great

  • GelFlex Grid cradles pressure points without the sinking feeling
  • Temperature-neutral design with 1,400+ air channels for cooling
  • Hypoallergenic and made with food-grade, recyclable materials

Good to know

  • Very heavy queen (109 lbs) — requires assistance for setup
  • May cause hip sinking and back strain for lighter sleepers
  • Return and refund process involves pickup fees and delays
Cool Sleep Choice

3. Nectar Premier Hybrid 13” Queen Mattress

Hybrid Coils60% More Cooling

The Nectar Premier Hybrid combines 13 inches of memory foam and individually wrapped innerspring coils to deliver a medium-firm feel that relieves back pain while keeping the sleeper cool. The extra inch of contouring memory foam (compared to the Classic model) provides 2X more pressure relief at the hips and lower back, while the coil base enhances edge stability and airflow. The hybrid construction prevents the feeling of sleeping in a foam pit, giving a balanced surface that supports spinal alignment.

Cooling fibers woven into the cover step up from the standard Nectar by 60%, making this hybrid a strong contender for back pain sufferers who also sleep hot. The motion isolation layer minimizes partner disruption, and the 365-night trial combined with a Forever Warranty removes much of the risk from buying a mattress sight unseen. Users consistently note reduced back stiffness after switching, particularly side sleepers transitioning from softer mattresses.

The firmness level leans decidedly toward the firm side of medium-firm — side sleepers weighing under 130 pounds may find it too hard without a topper. A small subset of users experienced a frustrating return process due to carrier scheduling issues and unresponsive customer service, which casts some doubt on the advertised trial period reliability. The initial plastic smell requires 1-2 days of airing out.

Why it’s great

  • Extra inch of memory foam delivers 2X pressure relief for hips and back
  • Cooling fibers and coil base maintain airflow for hot sleepers
  • Long trial period and Forever Warranty reduce purchase risk

Good to know

  • Firm profile may feel too hard for lightweight side sleepers
  • Return process reliability flagged by some customer experiences
  • Initial off-gassing smell requires 1-2 days to dissipate
Eco Pick

4. Pure Green Organic Latex Mattress – Firm – Queen

GOLS Organic LatexGOTS Certified

The Pure Green Latex mattress from Sleep On Latex is an 8-inch all-latex construction that delivers a firm, buoyant support surface with zero chemical off-gassing — unlike polyurethane foam alternatives. Filled entirely with GOLS-certified organic latex and wrapped in a quilted cover of GOTS-certified organic cotton and organic wool, this mattress is the cleanest option for back pain sufferers who prioritize nontoxic materials. The firm formulation provides the spinal alignment that back and stomach sleepers need, with enough natural give to alleviate pressure at the hips without sinking.

Assembled in the factory in Chicago, the mattress arrives rolled in paper (not plastic), expanding to full shape within minutes. Latex’s inherent open-cell structure keeps the surface cool even without added gel layers, and its natural density eliminates motion transfer effectively. Users with arthritic spines and heavier body types (up to 350 pounds) report excellent support without sagging, making this a durable investment for long-term back health.

The firmness is unapologetically firm — many lighter side sleepers and those accustomed to plush surfaces find it intolerable without a 2-inch soft topper. At only 8 inches tall, the profile is noticeably shorter than the 12-14 inch competitors, which some users dislike for aesthetics and edge-sitting comfort. The mattress is also extremely heavy for its height and comes without handles, so moving it for bed-making requires real effort.

Why it’s great

  • Zero chemical off-gassing — safe for respiratory-sensitive individuals
  • GOLS and GOTS certified for organic material purity
  • Excellent long-term durability with no sagging under heavier weights

Good to know

  • Very firm surface — most side sleepers will need a topper
  • Only 8-inch profile feels short compared to standard queen mattresses
  • Heavy and no handles — moving it requires significant effort
Luxury Value

5. DreamCloud Classic 12″ Queen Mattress – Luxury Hybrid

Cashmere Blend Cover6-Layer Hybrid

The DreamCloud Classic is a 12-inch luxury hybrid that pairs a quilted cashmere-blend top with memory foam and pocketed coils to create a medium-firm sleep surface ideal for back pain relief. The CloudQuilt top provides a soft, luxurious initial feel, while the 2-inch pressure-relieving memory foam layer contours to the lumbar region and hips. The coil foundation below offers dynamic support that keeps the spine properly aligned, making this a strong option for sleepers who want plush comfort without sacrificing structure.

The fiberglass-free construction and CertiPUR-US certification confirm the materials are free from harmful substances, and the 365-night trial plus Forever Warranty provide a safety net for cautious buyers. Edge support is reinforced, so the mattress feels stable even when sitting near the edge, and the motion isolation effectively absorbs partner movements. Users switching from older, worn-out mattresses report dramatic reductions in morning back stiffness after just a few nights.

Some users find the medium-firm feel softer than expected, describing it as more of a plush firm that leans toward the comfort side of the spectrum — stomach sleepers who need a truly hard surface may be disappointed. The mattress sleeps slightly warmer than an all-spring construction, and a small number of reports note minor off-gassing that takes a day or two to clear. The 12-inch height is shorter than the 14-inch options popular in this category.

Why it’s great

  • Luxurious cashmere-blend quilted top with pressure-relieving memory foam
  • Reinforced edge support and effective motion isolation for couples
  • Fiberglass-free with 365-night trial and Forever Warranty

Good to know

  • May feel softer than expected — not ideal for strict firmness seekers
  • Sleeps slightly warmer than traditional innerspring mattresses
  • 12-inch profile is shorter than many competing hybrids
Cool Sleep Choice

6. Sweetnight CoolNest Queen Mattress, 14 inch Cooling Memory Foam

5-Zone SupportACA Recognized

The Sweetnight CoolNest is a 14-inch all-foam queen mattress engineered around the brand’s CoolNest System — a combination of PCM (phase-change material) high-resilience foam and gel-infused memory foam that actively dissipates heat. The 5-zone support design strategically places comfort and support foams to cushion pressure areas from head to toe, and the mattress earned recognition from the American Chiropractic Association for its pressure-relieving structure. Medium firmness makes it accessible for side and back sleepers with back pain.

The cover uses 3D-woven technology with ventilation pores that improve breathability by 35% compared to standard mattress fabrics, and the PCM foam’s hollow structure promotes 3X airflow — critical for back pain sufferers who also battle night sweats. Multiple layers of memory foam absorb motion effectively, so partners shifting positions won’t disturb deep sleep. Users consistently note reduced morning stiffness and a cooler surface compared to typical memory foam beds.

The medium feel means it lacks the aggressive pushback that some back pain cases require — heavier individuals or strict stomach sleepers may need a firmer surface. The all-foam construction means edge support is softer than a hybrid with pocketed coils, and the mattress requires a full 72 hours to reach its intended shape and firmness after unboxing. The 68-pound weight makes it manageable but still awkward to maneuver alone.

Why it’s great

  • PCM and gel-infused foam layers prevent overheating throughout the night
  • ACA-recognized 5-zone design targets pressure points effectively
  • CertiPUR-US and OEKO-TEX certified for material safety

Good to know

  • Medium feel may not provide enough support for heavier stomach sleepers
  • All-foam construction has softer edge support than hybrid designs
  • Needs 72 hours to fully expand and reach intended firmness
Targeted Lumbar

7. Zinus Lumbar+ Premium Memory Foam Mattress – 14 Inch, Queen

3-Zone FoamGreen Tea Infused

The Zinus Lumbar+ uses a 3-zone foam technology that varies firmness across the mattress surface, giving the lower back region dedicated support while keeping the head and feet areas slightly softer. This 14-inch memory foam mattress targets the specific problem that causes most back pain — lumbar collapse during sleep — and addresses it with distinct comfort zones rather than a one-firmness-fits-all approach. The medium-firm feel strikes a balance that accommodates side and back sleepers with different body weights.

A cool-to-the-touch cover works with gel-infused memory foam to pull heat away from the body, and green tea extract infused into the foam neutralizes odors — a thoughtful touch for those sensitive to synthetic smells. Fiberglass-free construction and CertiPUR-US plus OEKO-TEX certifications ensure the materials are safe. Users with scoliosis and chronic back pain report that the targeted lumbar support significantly improves sleep quality, and the mattress holds its shape well over months of use.

The firmness of the foam can vary with room temperature — the material softens noticeably in warmer environments and stiffens when cold, which may lead to inconsistent support across seasons. A subset of users found the initial off-gassing smell lingered for up to three weeks, much longer than the advertised 24-48 hours, requiring aggressive airing out. The 500-pound weight limit is reasonable but limits suitability for heavier couples.

Why it’s great

  • 3-zone foam delivers targeted lumbar support for spinal alignment
  • Cool-to-the-touch cover and gel-infused foam reduce heat retention
  • Fiberglass-free with dual CertiPUR-US and OEKO-TEX certifications

Good to know

  • Firmness varies with room temperature, changing feel across seasons
  • Off-gassing smell can persist for up to three weeks for some users
  • 500-pound weight limit restricts heavier couple configurations
Extra Firm Choice

8. BedStory Extra Firm Mattress Queen – 14 Inch Hybrid

Extra Firm10X Airflow

The BedStory Extra Firm Hybrid takes support to the max with a 14-inch construction that layers multiple foams over individually wrapped reinforced pocket springs. The extra-firm designation is earned — this mattress provides aggressive pushback that keeps the spine locked in neutral alignment, especially critical for stomach sleepers whose hips need to stay elevated to prevent lumbar strain. The open-coil system delivers 10X more airflow than all-foam beds, so the firm surface doesn’t translate into a hot sleeping experience.

Gel-infused foam assists with temperature regulation, and the material stack carries CertiPUR-US and OEKO-TEX certifications for safety. The individually wrapped coils excel at motion isolation, so even with the firm surface, partners tossing in bed won’t feel the movement. Users struggling with chronic back pain report that this mattress resolved issues that softer beds failed to address, and the 365-night trial provides ample time to evaluate the firm feel.

The edge support is a weak point — the perimeter lacks the same reinforcement as the center, creating a slight sensation of rolling off when sleeping near the edge. Some users found the mattress so firm after the initial break-in period that they required a plush topper to make it tolerable. At roughly 70 pounds, it is heavy and awkward to maneuver, and the white cover shows stains easily without a mattress protector.

Why it’s great

  • Extra-firm surface provides maximum spinal support for stomach sleepers
  • 10X more airflow than all-foam beds keeps the sleeping surface cool
  • CertiPUR-US and OEKO-TEX certified with a long trial period

Good to know

  • Edge support is noticeably weaker than the center of the mattress
  • Extreme firmness may require a topper for side sleepers
  • White cover is not stain-resistant and shows marks easily
Lifetime Support

9. Sleepmax Firm Queen Size Mattress 14 Inch – Deep Sleep Hybrid

Euro-Top DesignForever Warranty

The Sleepmax Starry Hybrid is a 14-inch firm mattress that uses a Euro-top design to combine a plush quilted surface with a high-density foam and pocketed coil support system. The firm feel encourages proper spinal alignment while the Euro-top provides just enough initial softness to prevent pressure points from forming at the shoulders and hips. This balance makes it a versatile option for back pain sufferers who aren’t ready for an unyielding extra-firm surface but need more structure than a medium mattress provides.

The individually pocketed springs reduce noise and motion transfer effectively, making this bed suitable for light sleepers sharing a bed. CertiPUR-US, OEKO-TEX Standard 100, and CFR 1633 compliance confirm the fiberglass-free, nontoxic construction. Edge support is reinforced to minimize sagging and reduce the risk of rolling off. Sleepmax backs this mattress with a lifetime service promise and a 365-night trial, which reflects confidence in the product’s longevity.

The firmness level registers closer to medium-firm to firm rather than truly firm, which means some stomach sleepers accustomed to extra-hard surfaces may find it insufficient. The Euro-top quilting adds a layer that can feel plush during the first few weeks before settling into its true firmness. Some users reported that the mattress was very heavy and required additional slats on lightweight bed frames for proper support.

Why it’s great

  • Euro-top design offers initial plushness with deep firm support underneath
  • Individually pocketed coils provide excellent motion isolation and edge support
  • Fiberglass-free with lifetime service promise and 365-night trial

Good to know

  • Firmness may lean medium-firm rather than truly firm for strict stomach sleepers
  • Euro-top needs a few weeks to settle to its intended support level
  • Heavy construction may require reinforced slats on lighter bed frames
Budget Pick

10. Slecofom Firm Queen Mattress,14 Inch Queen Size Hybrid

Gel Memory FoamCotton Cover

The Slecofom Firm Hybrid is a 14-inch entry-level queen that combines gel memory foam, high-density foam, and pocket springs to deliver a firm feel at a wallet-conscious price point. The ergonomic design targets body contouring and pressure relief, with the memory foam layer providing enough give to cushion the hips and lower back without letting the spine sink out of alignment. For back pain sufferers on a tight budget, this mattress offers hybrid construction fundamentals that many similarly priced all-foam beds lack.

The cotton cover adds breathability, and the individually wrapped coils reduce noise and motion transfer — essential for couples where one partner has back issues that require minimal disturbance. The mattress arrives compressed in a box and expands quickly, with most users reporting a full return to shape within 24 hours. The manufacturer stands behind the build with a 10-year warranty, which is generous for this price tier.

The firmness is described by many users as very, very firm — side sleepers and lightweight individuals will likely find it uncomfortable without a plush topper. The edge support is only about 70% as structured as premium brands like Sealy, which means the perimeter feels less stable when sitting. Some users noted that the built-in foam topper layer feels slightly plush, creating a medium-firm sensation overall rather than the advertised firm feel.

Why it’s great

  • Hybrid construction at an entry-level price point with pocketed coils
  • Breathable cotton cover improves airflow and temperature regulation
  • Quick expansion after unboxing with 10-year warranty included

Good to know

  • Extremely firm surface — most side sleepers will need a topper
  • Edge support is less structured than premium hybrid brands
  • Topper layer can make overall feel softer than expected
Budget Pick

11. BedStory Firm Queen Mattress for Back Pain Relief – 14 Inch Firm Hybrid

Firm FeelFiberglass-Free

The BedStory Firm Hybrid is a 14-inch queen mattress designed specifically for back pain relief, using individually wrapped pocket springs and multiple foam layers to deliver a truly firm feel. The open-coil technology allows significantly more airflow than all-foam designs, keeping the surface cool even during warm nights. For the price, this mattress provides the kind of aggressive spinal support typically associated with much more expensive options, making it a standout value choice for budget-conscious back pain sufferers.

All materials meet CertiPUR-US, OEKO-TEX, and CFR1633 standards, and the fiberglass-free construction eliminates concerns about respiratory irritation. The enhanced motion isolation from the pocketed coils means partner movement won’t disrupt sleep. Each mattress is assembled in the USA, and BedStory backs it with a 365-night trial and 10-year support. Heavier individuals (300-330 pounds) report excellent performance with no sagging and significant improvements in back pain.

The firm surface is genuinely firm — users transitioning from soft mattresses may experience an adjustment period of several nights before the body adapts. The 14-inch height combined with a standard bed frame can make the sleeping surface quite high, requiring deep pocket sheets to fit properly. Some users over 200 pounds found that a cooling gel pad on top improved comfort without sacrificing the firm support they needed.

Why it’s great

  • Genuinely firm hybrid construction supports spinal alignment effectively
  • Open-coil technology and fiberglass-free materials for safe, cool sleep
  • Excellent value with USA assembly and 365-night trial period

Good to know

  • Very firm feel requires a short adjustment period for new users
  • 14-inch height may need deep pocket sheets for proper fit
  • Heavier users may benefit from an additional cooling gel topper

FAQ

What firmness level is best for lower back pain on a queen mattress?
For lower back pain, medium-firm to firm (rated 6-8 on a 10-point firmness scale) is generally recommended. Medium-firm works best for side sleepers who need hip and shoulder cushioning, while firm to extra-firm suits back and stomach sleepers who require a flat, non-sagging surface. The key is preventing the pelvis from tilting forward (arching the lower back) or backward (flattening the natural curve).
Can a hybrid mattress help with back pain better than memory foam?
Hybrid mattresses often outperform all-foam designs for back pain because the pocketed coil layer provides targeted support zones and prevents the deep sinking that can misalign the spine. The coils also improve airflow, keeping the surface cooler. However, high-quality memory foam with dedicated lumbar zoning (like the Zinus Lumbar+) can be equally effective for lighter individuals who prefer a contouring feel.
How long does a queen mattress for back pain typically last?
A well-constructed queen mattress designed for back pain should maintain its support for 7-10 years with proper care. Hybrid and latex models typically outlast all-foam beds because the coil core and natural latex resist sagging longer than polyurethane foam. Signs it’s time to replace include visible body impressions deeper than 1.5 inches, waking up with new or worsened back pain, or the mattress not returning to shape after pressure is removed.
Is a 14-inch mattress better than a 12-inch for back support?
Mattress height alone doesn’t determine back support — the quality and layering of materials matter more. A 14-inch profile often allows for more support foam layers and a thicker coil core, which can improve durability and edge support. However, a well-engineered 12-inch hybrid with quality foams and coils can provide equal or better spinal alignment. The height advantage is mostly about longer product lifespan and aesthetics rather than immediate back pain relief.
What certifications should I look for in a mattress for back pain?
CertiPUR-US and OEKO-TEX Standard 100 are the minimum for ensuring your mattress is free from formaldehyde, heavy metals, phthalates, and other harmful chemicals. For organic materials, look for GOLS (Global Organic Latex Standard) and GOTS (Global Organic Textile Standard). Fiberglass-free construction is critical — verify this directly in the product specifications rather than assuming. These certifications don’t guarantee back pain relief, but they ensure the mattress won’t introduce respiratory or chemical irritants during its lifespan.

Final Thoughts: The Verdict

For most users, the best queen mattress for back pain winner is the TEMPUR-Adapt 2.0 Medium because its proprietary TEMPUR-Material delivers unmatched body-conforming pressure relief that specifically targets the lower back and hips while isolating motion completely. If you want active cooling and a unique cradling feel that doesn’t sink, grab the Purple Plus. And for eco-conscious buyers demanding organic materials with zero off-gassing and long-term durability, nothing beats the Pure Green Organic Latex Mattress.