Reason to choose Avenco 10 Inch Original Series Hybrid Mattress 1. This king mattress is a hybrid design for balance support and pressure relief, which includes 2 layers of comfort foam, 2cm gel memory foam, 1cm high-density foam, and a pocket spring system. With a multi-layer foam layer, you can enjoy a more restful night by reducing the pressure between this king size mattress and your body. 2. The benefit of a king hybrid mattress is motion isolation. As each pocket spring works independently, it can effectively reduce the motion transfer between springs and reduce noise, you won’t be disturbed by turning over or getting up during the night. 3.This king mattress has edge reinforcement, making it easier to get in and off and strengthening the edge support. 4. Avenco king memory foam mattress is safe assured, all foam is CertiPUR-US certified, and safe for the human body. You can sleep safely on this king size mattress. 5.This king mattress is medium-firm feeling with body encountering foam, excellent resilience, and great support help to relieve your pressure. 6. This king mattress in a box comes with a 10-year warranty and 100 nights trial, you can buy with confidence. 7. This 10 inch king bed mattress is compressed and rolled up in a box, you can transport take this mattress in a box. Kindly allow the 10 Inch hybrid mattress king to expand at least 72 hours before sleep. 8. As a member of ISPA, we committed ourselves to offer an energetic morning to dreamers, you can embrace an ideal morning with the Avenco king mattress. Package includes: 1X 10 Inch Avenco Hybrid king Size Mattress in a Box 1X package opener 1X user manual Unlike traditional spring mattress, this innerspring hybrid mattress king size deserve your try. With medium-firm support, you can say goodbye to back pain and wake up fresh! Note: Due to the 3D breathable mesh fabric design, the surface of the mattress is designed with an arc shape, and the edge will be slightly lower than the interior. If the edges are not inflated, tap to aid recovery, it will take a while for the mattress to fully recover after compression, please be patient for at least a week.