Specifications Place of Origin United States Main Color Grey+Blue Main Material Foam Filler Steel Mattress Size California King Dangerous Goods #dangerFlag# Dimensions Weights Assembled Length (in.) 84.00 Assembled Width (in.) 72.00 Assembled Height (in.) 13.00 Weight (lbs) 124.00 Product Features Restonic 13? Medium Comfort Mattress ? Balanced Comfort with Advanced Cooling and Support' 'The Restonic 13? Medium Comfort Mattress combines plush comfort, cooling technology, and long-lasting support for a truly restful sleep experience.' 'Dual Cooling Technology ? Incorporates phase-change material to absorb and release heat, maintaining an ideal sleep temperature throughout the night.' 'CoolFlow Plush Foam ? A breathable, responsive comfort layer that promotes airflow and cradles your body, providing a cool and plush sleep surface.' 'TempaGel by Restonic ? Gel-infused memory foam that delivers the contouring support of memory foam with cooling gel to dissipate heat instead of storing it.' 'CoolFlow Medium Foam ? Offers balanced pressure relief and provides just the right amount of support to keep your body aligned throughout the night.' 'DuraLast Foam ? A firm, resilient foam layer that adds long-lasting durability and support, ensuring your mattress stays in great shape for years to come.' 'Exclusive Marvelous Middle ? Reinforced center-third support provides 25% more lumbar support, reducing motion transfer and ensuring a restful night?s sleep.' '800 Individually Wrapped Coil System with 360 SuperEdge Support ? Conforms to your body?s movements while providing enhanced support, and the reinforced perimeter maximizes your sleep surface for edge-to-edge comfort.' 'At 13? tall, the Restonic Medium Comfort Mattress offers the perfect combination of cooling comfort and firm support, helping you wake up feeling refreshed and rejuvenated. Description