Toende 10-Inch King Handcrafted European Luxury Gel Memory Foam Mattress Premium handcrafted European luxury mattress with a medium firm feel 2 comfort layer of bio renewable soy based gel memory foam 8 Zenapur support with ergonomic sculpted top and bottom channels for air flow, heat dissipation and flexibility Solid wood, easy to assemble foundation boxspring sold separately.400 gram Lyocel blend cover with Phase Change Temperature Regulating Technology manages heat and moisture; Cover is removable and spot cleanable 100 Night Trial, Free Returns within 100 Days of Receipt of Shipment. Only on product sold by Amazon