Look forward to going to sleep quicker and staying asleep longer on this mattress. It will support the body's sleeping position every night. It combines the excellent support and comfort of the pressure-relieving layer of responsive individually wrapped material to provide superior luxury and relaxation. The rolled-up mattress could be kept for 6 months in the box before opening. The independent barrel-type spring offers good support to the spine, The 7-zone orthopedic ergonomic design provides uniform support for the body keeps the spine balanced, helps adjust and correct your sleep posture, relieves muscle tension, and reduces back pain. The pocket design greatly adapts and supports each unique body, provides exercise separation, absorbs motion from your partner, and allows you to sleep well all night. The egg-shaped foam combines the honeycomb-fabric structure fiber, fits the body curve, has excellent shock absorption and high elasticity, promotes blood circulation, relaxes the muscle, and relieves pressure evenly so that you can enjoy an excellent massage experience in quality sleep. The cool gel factor combined with the open-structure high-elastic memory foam disperses heat from your body while relieving the pressure, and adjusts the sleep temperature overnight to achieve a cool fresh summer or a fluffy warm winter.