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.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. 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