12 Inch Medium Firm King Size Mattress - Colchones King Hybrid with Individual Spring & Gel Memory Foam, Lumbar Support, Pressure Relief, Motion Isolation, CertiPUR-US, 365 Night Trial
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90-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:
Only 10 left in stock, order soon!
Arrives
Sunday, Mar 22
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Style: 12 Inch Medium Firm
Size: King
Features
- Suitable For Different Sleep Needs-This 12 inch hybrid king mattress combines support, comfort, and durability into one, crafted with a scientific material ratio and ergonomic design to provide you with a cloud-like sleeping experience. Whether you're an office worker seeking deep sleep or an elderly person or child needing spinal support, this mattress offers an ideal sleep solution tailored to your needs.
- Motion Isolation&Silent Sleep - The Ayeawo Medium Firm King mattress 12 inch features a hybrid construction of cooling gel memory foam and individually wrapped coils to help minimize heat buildup and relieve pressure, and the motion-isolated pocket springs will help you avoid disturbing your companion's sleep and enjoy a peaceful night's rest.
- King Size Mattress in a Box - The Mattress King Size measures 76"W80"L12"H and supports a maximum weight of 800lbs. The mattress is vacuum and rolled up in a box for the convenience of delivery, it is recommended to allow it 24-72h for expansion when unpacked. The Gel Memory Foam King mattress is compatible with most king bed frames.
- Superior Hybrid Construction - The 12 inch Mattress King top layer is made of 3D soft knit fabric which is breathable to keep you cool and comfortable, gentle to the skin. Special multi-layer structure bettrer fit your body shape whether you are Back, Side and Stomach sleeper, and conforms to your body to maintain a comfortable sleep.
- For any assistance or questiones of our Ayeawo King mattress, please let us know and we would be appreciated to reply within 24h/7day:)
Brand: Ayeawo
Size: King
Product Dimensions: 80"L x 76"W x 12"Th
Item Firmness Description: Medium
Top Style: Euro Top
Cover Material: 3D soft knit fabric
Number of Layers: 3
Fill Material: Gel Memory Foam
Weight Limit: 800 Pounds
Special Feature: Breathable, Lightweight, Low Motion Transfer, Pressure Relief, Vacuums
Product Dimensions: 80 x 76 x 12 inches
Item Weight: 87.8 pounds
Manufacturer: Ayeawo
Item model number: King size mattress
Date First Available: October 10, 2025
Age Range Description: All
Frequently asked questions
If you place your order now, the estimated arrival date for this product is:
Sunday, Mar 22
Yes, absolutely! You may return this product for a full refund within 90 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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Top Amazon Reviews
This mattress is very soft and conforming to the body. I was nervous when I realized it was firm, but it is still very soft. Great quality and I think it was worth the money.
Reviewed in the United States on January 19, 2026 by Brittany Brittany
I got this mattress because I wanted something that felt solid and supportive but still comfortable to sleep on. This one nails it. The gel memory foam and pocket springs gives it the right balance. It definitely hugs your body just enough without making you sink in, and it’s got a nice bit of bounce. The firmness is just right for me. It keeps my back in line, and I’ve been waking up without those annoying neck or back aches I used to get. I side sleep predominately, but I roll onto my back a lot as well. This mattress has been good either way. Delivery was easy. It came rolled up in a box, and once I opened it, it puffed up to full size in about a day. No weird smells, The cover is soft and breathable, and I’ve noticed it doesn’t trap heat like some other mattresses. Even on warmer nights, it's not the mattress making me warm. It’s a standard queen size, so it fit perfectly on my frame. No issues. The weight limit is high enough that I’m not worried about it sagging anytime soon, even if two people (and maybe a dog) are on it. I will be sure to rotate it to be safe though. Bottom line: This mattress is a great buy if you want something firm but comfy, easy to set up, and cool to sleep on. I’m sleeping better than I have in a long time. Recommended!
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Reviewed in the United States on August 15, 2025 by Jon Siegrist
I am blown away by this mattress. Honestly! It feels like a $1000+ one. The top layers of foam add cushion around your body while the coils feel really supportive underneath you. Because it comes compressed and you allow it to expand, the cover/outside fabric needed to be stretched/adjusted after it had fully expanded. It took a full 24 hours before it stopped smelling weird.
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Reviewed in the United States on September 24, 2025 by Alice Pepper
Sleep is very important to me. I have a few health conditions that both make it difficult to fall asleep and also to stay asleep. After years of dealing with it I've learned how important sleep is. Our mattress was starting to wear out from age so I had my eyes open for a replacement. When I saw this one I had to try it. It arrived fully compressed, but heavy. It was in near-mint condition. Setup is as easy as removing the plastic and letting it sit out. This is a pretty nice mattress! I like a firm mattress, to the point where sometimes I'll sleep on a pad on the floor as it helps my back. This mattress isn't floor-hard but it's much firmer than a lot of mattresses. The design does take pressure off the hot-spots, so it's certainly better than ground sleeping. There is decent motion isolation with this mattress, I can get in and out of bed without the whole thing moving my lady . Overall I'm pretty happy with this mattress. It's firm, comfortable, and doesn't wake my lady as easy when I'm up and down. So far I'm sleeping pretty well!
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Reviewed in the United States on August 10, 2025 by Remington
After weeks of sleeping on this mattress, I can confidently say it's been a significant upgrade to my sleep quality. The combination of cooling gel memory foam and supportive pocketed springs delivers a comfortable and restful night's sleep, striking a near-perfect balance of plushness and firmness. The Unboxing and Setup: The "mattress in a box" concept was surprisingly convenient. The compressed and rolled mattress arrived in a manageable box, making it easy to maneuver up stairs and into the bedroom. Unboxing was straightforward – just carefully cut through the plastic wrapping, and the mattress immediately began to expand. There was a mild "new mattress" smell initially, but it dissipated completely within a day or two with proper ventilation. It fully expanded to its advertised thickness within the recommended timeframe. Comfort and Support: The medium-firm feel of this mattress is exactly as described. It offers enough give to contour to my body's curves, relieving pressure points on my shoulders and hips (as a side sleeper), while still providing ample support to prevent that "sinking" feeling. My partner, a back sleeper, also finds the support to be excellent, keeping their spine properly aligned. The layer of gel memory foam is a standout feature. It provides that initial plush comfort that cradles you as you lie down. More importantly, I've noticed a significant improvement in temperature regulation compared to my old mattress. The gel infusion seems to effectively dissipate heat, preventing me from overheating during the night – a common issue I've experienced with traditional memory foam. The pocketed springs are another key to this mattress's success. Each spring moves independently, which minimizes motion transfer. This has been a game-changer for us as a couple with different sleep schedules. I no longer wake up when my partner gets in or out of bed, and vice versa. The individual support of the pocketed coils also contributes to the overall balanced feel of the mattress. Edge Support: Edge support is often a concern with foam mattresses, but this one holds up surprisingly well. I can sit or lie near the edge without feeling like I'm going to roll off, which maximizes the usable surface area of the mattress. Pros: * Excellent Balance of Comfort and Support * Cooling Gel Memory Foam * Minimal Motion Transfer * Good Edge Support * Reduced Pressure Points * Relatively Quick Expansion: Ready to sleep on within a short period. Cons: * Initial "New Mattress" Smell: Dissipates quickly but might be noticeable for sensitive individuals. * Weight: As with most hybrid mattresses, it can be a bit heavy to move once fully expanded.
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Reviewed in the United States on April 9, 2025 by Eric Best
So this is such an improvement over my old bed! It really was a bed in a box, I put this on my bed frame and I have been sleeping soundly and waking up refreshed! I was worried that the memory foam would make me sink like I was being swallowed but it really is very supportive! It had a little smell but it went away in a few hours. Really happy with the quality of this as it is holding up perfectly fine!
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Reviewed in the United States on July 21, 2025 by Kids Club