✪【Passed health certification】: The foam has been certified by CertiPUR-US and Oeko-Tex Standard 100 without harmful substances like formaldehyde, mercury, and other heavy metals. Don't be alarmed if you experience a “fresh foam” odor.It is harmless and will dissipate in few days. ✪【Easy to enter deep sleep】: All-foam bed design combined expertise and the best materials with advanced sleep technology. Memory foam conducive to continuous airflow & breathable; skin-friendly fabrics adapt to the environment to keep the mattress surface at the ideal sleeping temperature; Buoyant, no-sink support foams adapt and conform to your body for optimal pressure relief; Specialized foams reduce motion transfer of a partner so your sleep is undisturbed. ✪【New design structure】: JINGXUN 9 inch Gel Memory Foam Mattress is designed with three layers all-foam system, improving support and heat dissipation, mattress layers include 2.5 inches memory foam, 2 inches of comfortable layer, and 4.5 inches of high density base support foam and a soft hypoallergenic cover layer, it can give you ultimate comfort.