King Size 12 Inch Hybrid Mattress in a Box, 2026 Upgraded Luxury, Gel Memory Foam, Individual Pocket Spring, Medium Firm, Pressure & Pain Relief, Motion Isolation, Edge Support, CertiPUR-US
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Size: King
Set name: 12" Medium Firm
Features
- KING HYBRID MATTRESS 12 INCH MEDIUM PLUSH COMFORT FOR SIDE & BACK SLEEPERS: This King size mattress combines responsive memory foam with a 7-zone pocket spring system to deliver the perfect balance of softness and support. Designed for side and back sleepers, it cushions pressure points while maintaining proper spinal alignmentmaKing it an ideal King mattress for everyday comfort and deeper sleep.
- MOTION ISOLATION KING MATTRESS QUIET, UNDISTURBED SLEEP: Built with 1024 individually wrapped pocket springs, this King hybrid mattress absorbs movement and reduces motion transfer. Whether you're sharing your mattress in a box with a partner, child, or pet, youll enjoy a quiet, stable sleep surface with minimal noise or disruption.
- REINFORCED EDGE SUPPORT: This 12 inch King mattress is built with 30% higher-density edge coils, 3 rows of reinforced perimeter springs, and an upgraded 2.3 mm pocket coil system for lasting durability. Designed to deliver reliable support even under increased weight, it's an excellent choice for those searching for a mattress for heavy people. Sit, sleep, or relax near the edge with confidencethe surface stays consistently supportive from edge to edge, so the entire mattress feels stable and secure.
- COOLING MEMORY FOAM KING MATTRESS BREATHABLE & PRESSURE RELIEVING: Designed with gel-infused memory foam and breathable fabric, this cooling King mattress helps regulate temperature and improve airflow. It relieves pressure on shoulders and hips while keeping you cool, dry, and comfortable throughout the night.
- SAFE, CERTIFIED & MATTRESS IN A BOX: Made Fbrgss-Fr with CertiPUR-US certified foam and compliant with 16 CFR 1632 & 1633 U.S. flammability standards for safer sleep. This mattress in a box is compressed for easy deliveryjust unbox, unroll, and expand within 4872 hours. Compatible with most bed frames and backed by a 365-night trial and 10-year warranty.
Description
14 Inch Hybrid Mattress, Hotel-Level Comfort, Medium Plush Feel with Firm Support, 7-Zone Ergonomic Support, Reinforced Edge Support HeySleep Mattresses — Sleep Better. Wake Up Recharged. Experience comfort that restores your body and resets your day. HeySleep Mattresses — Wake Up Refreshed, Every Day. Exceptional sleep isn’t a luxury—it’s the foundation of a life well lived.
Brand: HeySleep
Size: King
Product Dimensions: 80"L x 76"W x 12"Th
Item Weight: 75 pounds
Item Firmness Description: Medium Firm
Top Style: Euro Top
Cover Material: Polyester Blend
Number of Layers: 9
Fill Material: Gel Memory Foam, Memory Foam
Weight Limit: 1000 pounds
Item Firmness Description: Medium Firm
Number of Layers: 9
Weight Capacity Maximum: 1000 pounds
Additional Features: Breathable, Durable, Lightweight, Low Motion Transfer, Pressure Relief
Mattress Coil Type: Pocketed Coil
Construction Type: Hybrid
Number of Mattress Coils: 899
Mattress Base Compatibility: Box Spring, Slatted Base
Size: King
Item Dimensions L x W x Thickness: 80"L x 76"W x 12"Th
Item Weight: 75 pounds
Item Thickness: 12 inches
Item Depth: 12 inches
Item Dimensions: 80 x 76 x 12 inches
top-style: Euro Top
Color: White/Gray
Style Name: 12 Inch
Brand Name: HeySleep
Model Name: Hybrid Mattress
Product Benefits: Back Pain Relief, Improves Sleep, Posture Support, Pressure Relief, Reduces Toss & Turn
Model Number: DSWG12KG
Manufacturer: HeySleep
Unit Count: 1 Count
Included Components: Box opener, Mattress
Manufacturer Part Number: DSWG12KG
Set Name: 12" Medium Firm
Cover Material: Polyester Blend
Fill Material: Gel Memory Foam, Memory Foam
Product Care Instructions: Spot Clean Only
Mattress Comfort Layer Material: Comfort Foam, Cotton
Material Type: Foam, Gel Foam, Pocket Springs
Frequently asked questions
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