Subfun 14 inch Supreme King Memory Foam Mattress, Cooling & Support, CertiPUR-US Certified
Subfun 14 inch Supreme King Memory Foam Mattress, Cooling & Support, CertiPUR-US Certified
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SUBFUN

Subfun 14 inch Supreme King Memory Foam Mattress, Cooling & Support, CertiPUR-US Certified

4.5 stars out of 31 reviews
(4.5)|
31 ratings
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Bed Size:King
Mattress Thickness:14 in

Key item features

  • Supreme Comfort: This 14-inch memory foam mattress offers cloud-like immersion, ideal for discerning sleepers and those seeking spa-like luxury.
  • Advanced Cooling: Features a dual cooling system with 3" bamboo charcoal and 3" liquid gel flex foam for hyper-cooling airflow and sweat-free sleep.
  • Robust Support: An 8" reinforced HD Flex Base provides uncompromising support, zero-motion transfer, and lifelong durability, supporting up to 750 lbs.
  • Therapeutic Alignment: Medical-grade 7-zone orthopedic base aligns the spine and reduces pressure points, beneficial for chronic pain sufferers.
  • Maximized Sleep: Industry-leading triple-reinforced perimeter prevents roll-off and maximizes the usable sleep surface.
  • CertiPUR-US Certified: This mattress is CertiPUR-US certified, ensuring quality and safety standards.
  • Versatile Sizing: Available in Twin, Full, Queen, King, and California King sizes to fit various needs and bedroom spaces.
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Current price is $489.98
Price when purchased online
  • Free shipping
  • Free 30-day returns
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Pro Haul Away Service

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Columbus, 43215
Arrives by Wed, Apr 8
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Sold and shipped by TechForma
4.557575757575758 stars out of 5, based on 165 seller reviews(4.6)
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Customer ratings & reviews

4.5 out of 5 stars
stars31 ratings13 reviews
How item rating is calculated
  1. 5 stars74% (23)
  2. 4 stars13% (4)
  3. 3 stars6% (2)
  4. 2 stars0% (0)
  5. 1 star6% (2)

Reviews summary

Pros
  • : Helps prevent morning aches and pains.
  • : Provides sufficient cushioning without being too firm.
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Showing 1-3 of 13 reviews

Aug 30, 2025
Jacquie
Item details
Bed size: Queen
Mattress thickness: 14 in
Sold byElevenDelivered byWalmart
5 out of 5 stars review

Verified Purchase

Comfy Mattress

I recently purchased this mattress, and I couldn't be happier with my decision! This mattress deserves every one of its five stars. From the moment I laid down, I felt an incredible balance of comfort and support—perfectly contouring to my body while keeping my spine aligned. The materials feel high-quality, breathable, and cool, which has been a game-changer for a hot sleeper like me. Setup was a breeze. After sleeping on it, I wake up refreshed with no aches or pains. Highly recommend to anyone looking for a top-notch mattress!

Helpful?5K8HX3H7ORHC17051766477
Aug 30, 2025
Aaron
Item details
Bed size: Twin
Mattress thickness: 10 in
Sold and shipped byEleven
5 out of 5 stars review

Verified Purchase

great mattress

I'll be honest, I wasn't expecting much when I ordered this mattress from Walmart because of the price point. But after sleeping on it for a few weeks, I'm pleasantly surprised. It expanded fully within 24 hours, had very little odor, and feels supportive in all the right places. I'm a side sleeper and usually wake up with sore shoulders or hips on cheaper mattresses, but that hasn't been the case here. It's firm enough to keep my back aligned, yet still has enough cushion to be comfortable. My spouse is a stomach sleeper and says it works great for them too. What I love most is how budget-friendly it is without feeling “cheap.” If you're hesitant about ordering a mattress online, this one proves you don't have to spend a fortune to sleep well. Highly recommend—especially for first apartments, guest rooms, or anyone who doesn't want to spend thousands on a name-brand mattress

Helpful?5K8HX3H7ORHC17051766477
Feb 4, 2026
Krista
Item details
Bed size: Queen
Mattress thickness: 6 in
Sold and shipped byEleven
5 out of 5 stars review

Verified Purchase

6” Mattress

Was skeptical about a 6” mattress if it would be comfortable or even enough support. For the loft I bought it for, I couldn't be happier with my purchase. It barely had a smell (if at all) when we opened it and I loved how they wrapped it so that it didn't spring open into our face and knock us out as you witnessed with some mattress'. It surprisingly very comfy and works perfectly. Highly recommend for bunks or lofts.

Incentivized Review
Helpful?5K8HX3H7ORHC17051766477