King Size Mattress 14 Inch ， Hybrid King Mattress in a Box, Medium Firm Mattresses with Memory Foam & Pocket Springs, Pressure Relief, Cool Fresh Sleep, Enhanced Edge Support
Condition: New
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30-day refund / replacement
To qualify for a full refund, items must be returned in their original, unused condition. If an item is returned in a used, damaged, or materially different state, you may be granted a partial refund.
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Availability:
In Stock.
Arrives
Thursday, Dec 4
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Size: King
Style: 14 Inch
Features
- 365-NIGHT RISK-FREE TRIAL Not sure if its the one? Take a full year to decide. With our industry-leading 365-night home trial, you can test the mattress in every seasoncompletely risk-free. Our friendly support team is always just a message away.
- CUSTOMIZED COMFORT FOR EVERY SLEEPER Side, back, or stomachyoull always sleep supported. A plush gel memory foam comfort layer gently hugs your body, while responsive pocketed coils adapt to your unique sleep position and keep your spine aligned.
- ZONED SUPPORT WHERE YOU NEED IT MOST Our advanced zoned system features 8.5 high-compression coils paired with reinforced lumbar foam. Extra support under the lower back and hips reduces sinkage, relieves pressure, and helps you wake up pain-free.
- SOFT MEETS SUPPORTIVE Enjoy the perfect balance: a contouring comfort layer on top, reinforced by our KOULABRZ High-Compression Spring System beneath. The result? A mattress that feels luxuriously plush while keeping you lifted and supported night after night.
- UNDISTURBED SLEEPEVEN WITH A PARTNER Individually wrapped coils isolate motion so you wont feel tossing, turning, or even pets hopping on the bed. Reinforced edge support lets you stretch out and use the full surface without slipping or rolling off.
- CERTIFIED SAFE, BUILT TO LAST Every foam layer is CertiPUR-US certified for safety and durability. Backed by a 10-year warranty, your COMFBOX mattress is made to stand the test of time. Allow 72 hours for full expansion, and please unbox with care as it may expand quickly.
Brand: COMFBOX
Size: King
Product Dimensions: 80"L x 76"W x 14"Th
Top Style: Pillow Top
Fill Material: Gel Memory Foam, High Density Foam
Special Feature: Enhanced Lumbar Support, Pressure Relief For Side SLeep, Reinforced Edge Support
Color: White
Coil Type: Pocketed Coil
Model Name: COMA2-12Q
Construction Type: Hybrid
Product Dimensions: 80 x 76 x 14 inches
Item Weight: 85 pounds
Manufacturer: COMFBOX
Item model number: COMA2
Date First Available: June 22, 2025
Age Range Description: Adult
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Thursday, Dec 4
Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
To initiate a return, please visit our Returns Center.
View our full returns policy here.
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Learn more about financing & leasing here.
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Top Amazon Reviews
Size: Twin
Style: Pillow Top
I've been using this mattress for a few nights only and I'm very impressed with the overall quality. The packaging was compact and easy to set up - the mattress expanded quickly and had only a slight "new product" smell that disappeared within a day. This mattress offers an excellent balance of softness and support: it supports the back and hips well while still cushioning the shoulders. I've noticed less tossing and turning at night, and I wake up without stiffness. The materials fell durable, and the stitching/finish is high quality.Overall, this mattress exceeded my expectations. It combines comfort, support and quality at a very fair price. I would recommend it to anyone looking for a memory foam/hybrid mattress that delivers a restful night's sleep
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Reviewed in the United States on September 14, 2025 by Adina Adina
Size: Twin
Style: Pillow Top
Only been sleeping on this for a few nights but I can already tell it was a good buy. It has a comfortable medium-firm feel that gives you support without feeling too hard. The top layer has a nice cushion to it, and I’ve actually been sleeping through the night without tossing around as much. Setup was quick and easy. Once it was fully expanded, it looked and felt like a premium mattress. The edges are also sturdier than I expected, which is great when sitting on the side. Overall, definitely happy with it so far This full mattress is incredibly comfortable — not too soft, not too firm, just the perfect balance. I’ve been waking up without back pain, and my sleep feels so much deeper and more restful. It expanded quickly after opening, with no strong odor, and fits perfectly on my bed frame. Excellent quality for the price, and I couldn’t be happier with my purchase
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Reviewed in the United States on September 8, 2025 by Ladivah Djoune
Size: Twin
Style: Pillow Top
This mattress is amazing! The medium-firm feel is just perfect, it gives great support while still being very comfortable. The memory foam layer adapts to my body and really helps relieve pressure points, making it much easier to sleep through the night without tossing and turning. I also love that the materials feel high quality and safe, and the hybrid design gives it the right balance between softness and support. I wake up feeling rested and without back pain. It was delivered quickly, expanded fast, and had no unpleasant odor. Honestly, this is one of the best mattresses I’ve ever owned. Highly recommended for anyone who wants comfort, support, and great value!
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Reviewed in the United States on September 14, 2025 by Ana Chirino
Size: King
Style: 14 Inch
I went from a memory foam to this hybrid and its great my back hurts less. I’ve noticed I am less hot at night
Reviewed in the United States on August 14, 2025 by Andria
Size: Twin
Style: Pillow Top
The media could not be loaded. This mattress is fantastic! The 10-inch twin size is perfect, and the memory foam hybrid design makes it super comfortable with just the right medium-firm feel. I sleep so much better with the zoned pressure relief – no more waking up sore. I also love that it’s fiberglass free and made with certified safe materials, which gives me peace of mind. It came well-packaged in a box and expanded quickly.
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Reviewed in the United States on September 24, 2025 by Rosanna
Size: Twin
Style: Pillow Top
“Very comfortable mattress with the perfect mix of firmness and softness. I sleep great, wake up without back pain, and it was super easy to set up. Excellent quality and highly recommended!”
Reviewed in the United States on September 8, 2025 by Lisbeth Lisbeth
Size: Twin
Style: Pillow Top
The mattress arrived well packaged in its box and was very easy to set up. The firmness is medium, just enough to provide good support while remaining comfortable. From the first night, I noticed a big difference in the quality of my sleep. It feels cozy and helps relieve pressure points. Plus, it doesn't have a strong odor when you open it and the materials are of excellent quality
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Reviewed in the United States on September 16, 2025 by Nicole Yanez Nicole Yanez
Size: King
Style: 14 Inch
I normally do not write reviews but I am highly impressed with this mattress. The mattress is very comfortable! Firm and yet soft on joints for a side sleeper. The outer edge may seem more softer and pliable but while laying on the mattress it is exceptionally comfortable and my hips and back love it too. I tried it because of the ability to test it out for a long period of time and the good reviews and I am impressed! Love the mattress and the price and convenience of it as well. Had no issues with smell and hope it lasts and the appearance , it looks great and is a very very comfortable mattress! I was on the edge and gave it shot and and glad I did!
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Reviewed in the United States on September 8, 2025 by C S