14 Inch King Size Mattress | The Feel Most Sleepers Prefer King Mattress Hybrid | Contouring Memory Foam Comfort & Balanced Support for Back and Side Sleepers – Medium-Firm | No Fiberglass

★★★★★ 5.0 61 reviews

US$107.60
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US$107.60
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 224148522 Release Date 2026/05/09 List Price US$107.60 Model Number 224148522
Category
  • 【Medium-Firm Feel That Fits Most Sleepers】We tuned the foam layers to avoid being too soft or too hard. During test sleep sessions, people of different body types felt supported without sinking, especially when switching from back to side. It’s a “safe choice” if you’re not sure what firmness you like.
  • 【Zoned Support That Helps Your Back Feel More Relaxed】The coils are firmer in the middle and softer around the shoulders. In testing, this design helped keep the lower back from dipping while allowing the upper body to settle comfortably. Users described it as “natural alignment without forcing my posture.”
  • 【Strong Edge Support for Real-Life Use】We reinforced the edge coils so the sides wouldn’t collapse when sitting or getting in and out of bed. Test sleepers said they felt more secure near the edges—important for couples who use the full width of a king mattress.
  • 【Low Motion Transfer for Couples】Each spring moves independently, which reduced movement felt during partner-motion tests. Sleepers noticed fewer disturbances when someone turned or got up—ideal for lighter sleepers.
  • Certified Safe + 10-Year Warranty Made with CertiPUR-US certified foams, free from harmful chemicals. Your COMFBOX comes with a 10-year warranty and arrives vacuum-packed for easy setup. Let it fully expand within 72 hours and sleep easy knowing you’re protected.

ASIN B0G4PC6TNL
Size King
Color White
topstyle Pillow Top
Brand Name COMFBOX
Item Depth 14 inches
Model Name COMA4
Style Name 14 Inch
Unit Count 1.0 Count
Item Weight 74 Pounds
Manufacturer COMFBOX
Model Number COMA4
Fill Material Gel Memory Foam, High Density Foam
Material Type Foam, Memory Foam
Is Customizable No
Item Dimensions 80 x 76 x 14 inches
Number of Layers 2
Product Benefits Back Pain Relief, Posture Support, Pressure Relief
Construction Type Hybrid
Mattress Coil Type Pocketed Coil
Additional Features Enhanced Lumbar Support, Pressure Relief For Side SLeep, Reinforced Edge Support
Included Components NO
Manufacturer Part Number COM10
Item Firmness Description Medium Firm
Mattress Comfort Layer Material Comfort Foam, Memory foam
Item Dimensions L x W x Thickness 80"L x 76"W x 14"Th

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5 out of 5
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61 ratings | 25 reviews
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