General Note: Please allow 24 - 72 hours for your Mattress to regain its full shape. Any memory foam will expand faster in a warmer room. In cold temperature, at delivery, your mattress may take a bit longer to return to full sized from its compressed state.The expansion time of the mattress will vary as per the surrounding..Set Up: Simply take your mattress out of the box and enjoy watching it decompress. Jumping, walking, and sleeping on your mattress can speed up the process. ULTRA PERFORMANCE – Optimized for perfectly temperature-regulated sleep, this mattress features gel-infused memory foam and an upgraded Cool-to-Touch Soft-Knit cover to keep you cool and comfortable with three times the cooling benefits. MORE COOLING POWER - A top layer of ultra-cooling gel memory foam paired with our patented 7-zone ventilation system for extra airflow and a stretchable, soft-knit fabric cover with a cool to the touch feeling improves ventilation and offers more air-flow REFRESHING SLEEP – We infused premium green tea into every layer for improved freshness from the first night to the hundredth MADE IN USA OF US FOAM AND GLOBAL MATERIAL – Straight out of our first ever, state-of-the-art, North American production facility in Georgia CERTIPUR US CERTIFIED – Highest quality foam is CertiPUR US Certified for durability, performance, and content EXPERTLY PACKAGED – Our technology allows this mattress to be efficiently compressed into one box that’s easily shipped and maneuvered into the bedroom; simply unbox, unroll and this mattress does the rest, expanding to its original shape within 72 hours Worry-free 10 year limited warranty included; twin mattress supports a maximum weight of 250 lbs, while all other sizes can support up to 500 lbs