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. Chill Your Chill – Sleep or lounge in complete comfort. Your memory foam mattress has a gel-infused top that pulls heat from your body. Ventilation holes ensure fast and breezy heat exchange. A Comfort Sandwich– Wake up in the future, well-rested thanks to space-age memory foam. Your mattress is built with 3 layers of foam that are optimized for comfort, cooling, and support.