Mattress Memory Foam Mattress HR Memory Foam + Feather Soft Comfort + Support and Weight Distribution + Enhanced Ventilation NEXA Mattress Twin Support Layer + High Resilience Layer For Medium Firm Feel INSPIRE Mattress Twin layer+ HR foam+Rebonded foam+ memory in Quiting DIGNITY Mattress High Resilience Layer For Comfort + Pu Foam Layer For Support GENX 3.0 Mattress NASA’s Memory Foam Technology + high resilience Flexi PUF + Improves blood circulation IMPRESSION Mattress