Gravellaire 14" Queen Mattress in a Box, Gel Memory Foam and Pocket Spring Hybrid Mattress, Medium Comfort, Pressure Relief, Adult
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Gravellaire

Gravellaire 14" Queen Mattress in a Box, Gel Memory Foam and Pocket Spring Hybrid Mattress, Medium Comfort, Pressure Relief, Adult

356 ratings
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Bed SizeQueen
Mattress Thickness14 in

Key item features

  • Hybrid Support System – Combines pressure-relieving gel memory foam with individually wrapped pocket coils for balanced comfort and support.
  • Motion Isolation – Pocket coils reduce motion transfer, helping minimize sleep disturbance from movement.
  • Pressure Relief & Spinal Alignment – Multi-layer foam design supports proper posture and helps relieve pressure on key areas.
  • Cooling & Breathable Design – Gel-infused foam and breathable knit fabric promote airflow and heat dissipation.
  • Durable, Sag-Resistant Materials – High-density foams and reinforced core help maintain long-term performance.
  • Reinforced Edge Support – Enhanced edges provide added stability and more usable sleep surface.
  • Non-Slip Base – Bottom layer helps keep the mattress securely in place on most bed frames.
  • Certified Safe Materials – OEKO-TEX STANDARD 100 and CertiPUR-US certified.
  • Fire Safety Compliant – Includes a built-in fire-resistant layer meeting 16 CFR Part 1633 flammability standards.
  • Convenient Mattress-in-a-Box Delivery – Compressed and shipped for easy setup; allow time after unboxing for full expansion.
  • Risk-Free Purchase – Includes an extended sleep trial and long-term warranty for added peace of mind.

Specs

Bed size, QueenMattress type, Hybrid MattressesMattress comfort level, MediumMattress thickness, 14 inMattress top type, Euro TopMattress coil type, Pocketed

About this item

Product details

This hybrid mattress is engineered to provide consistent, healthy sleep for a wide range of body types and sleep styles. Its carefully designed multi-layer construction balances pressure relief, spinal support, and breathability to promote all-night comfort. Certified by OEKO-TEX STANDARD 100 and CertiPUR-US, all foam components are tested against over 1,000 harmful substances for a safer sleep environment. High-density gel memory foam contours to the body while resisting sagging, helping relieve pressure on the shoulders, back, and hips. Individually wrapped pocket coils deliver responsive, targeted support and reduce motion transfer for undisturbed rest. Breathable comfort layers and a skin-friendly knit cover enhance airflow and heat dissipation, supporting a cooler sleep experience. Reinforced edges improve stability and usable sleep space, while the non-slip base keeps the mattress securely in place. Built with durable core materials for long-term performance, this mattress is backed by an extended sleep trial and long-term warranty, offering a risk-free way to invest in lasting comfort and support.
  • Hybrid Support System – Combines pressure-relieving gel memory foam with individually wrapped pocket coils for balanced comfort and support.
  • Motion Isolation – Pocket coils reduce motion transfer, helping minimize sleep disturbance from movement.
  • Pressure Relief & Spinal Alignment – Multi-layer foam design supports proper posture and helps relieve pressure on key areas.
  • Cooling & Breathable Design – Gel-infused foam and breathable knit fabric promote airflow and heat dissipation.
  • Durable, Sag-Resistant Materials – High-density foams and reinforced core help maintain long-term performance.
  • Reinforced Edge Support – Enhanced edges provide added stability and more usable sleep surface.
  • Non-Slip Base – Bottom layer helps keep the mattress securely in place on most bed frames.
  • Certified Safe Materials – OEKO-TEX STANDARD 100 and CertiPUR-US certified.
  • Fire Safety Compliant – Includes a built-in fire-resistant layer meeting 16 CFR Part 1633 flammability standards.
  • Convenient Mattress-in-a-Box Delivery – Compressed and shipped for easy setup; allow time after unboxing for full expansion.
  • Risk-Free Purchase – Includes an extended sleep trial and long-term warranty for added peace of mind.
info:
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Specifications

Bed size

Queen

Mattress type

Hybrid Mattresses

Mattress comfort level

Medium

Mattress thickness

14 in

Warranty

Warranty information

10 year warranty and 100-night trial

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Customer ratings & reviews

4.4 out of 5 stars
stars
356 ratings81 reviews
Includes global ratings and reviews
How item rating is calculated
  1. 5 stars72% (255)
  2. 4 stars11% (38)
  3. 3 stars5% (18)
  4. 2 stars3% (11)
  5. 1 star10% (34)

Reviews summary

Pros

  • : The mattress pairs firm support with soft cushioning.
  • : The mattress provides comfort and support at low cost.
  • : The mattress extends nightly restorative rest.
  • : The mattress combines foam and springs to support the back
  • : Provides support for back issues during sitting.

Neutral

  • : Mattress shows perimeter reinforcement but also soft borders.
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Showing 1-3 of 81 reviews

Jul 30, 2026
Reviewer name: Anna
Item details
Bed size: Twin
Mattress thickness: 10 in
Sold byGravellaire SleepDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Perfect Twin Mattress for Kids or Guests

I bought this Twin mattress for a guest room, and I'm really impressed with the quality. It expanded quickly after unboxing and reached its full shape within a short time. The quilted cover feels soft, and the mattress provides a great balance of comfort and support. It's not too soft or too firm, making it comfortable for both kids and adults. The size is exactly as expected and fits a standard Twin bed frame perfectly. Great value for the price—I would definitely recommend it!

Helpful?4335J14WZMPJ19140363191
Aug 4, 2026
Reviewer name: Weiliang
Item details
Bed size: Twin
Mattress thickness: 10 in
Sold byGravellaire SleepDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

good comfort

The mattress is comfortable and has a nice balance of softness and support. It expanded quickly after opening and feels great to sleep on. The memory foam helps relieve pressure, and the pocket springs provide good support. Overall, a great mattress for the price.

Helpful?4335J14WZMPJ19140363191
Jul 30, 2026
Reviewer name: anonymous
Item details
Bed size: Twin
Mattress thickness: 10 in
Sold byGravellaire SleepDelivered byWalmart
5 out of 5 stars
5 out of 5 stars review

Verified Purchase

Comfortable and Great Value Twin Mattress

This twin mattress is comfortable, supportive, and offers great value for the price. It provides a good balance of softness and firmness, helping ensure a restful night's sleep. The mattress arrived well-packaged, expanded quickly, and has held its shape well. Overall, it's a solid choice for a child's room, guest room, or anyone needing a reliable twin-size mattress.

Helpful?4335J14WZMPJ19140363191
Current price is Now $209.98
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was $399.99
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