GlacierTouchCool To The Touch Fabric with Tencelassists in temperature management for a cooler nights sleep. 5Z TheraCool QuadTech Gelis infused with copper, silver, and graphite to help your mattress stay cooler, cleaner, drier, and healthier from the inside out. TheraCool Gel Visco Gel Quilt responds to the bodys individual weight and temperature while wicking away heat from the body for a cooler nights sleep. TheraWrap 5-Zone Support System offers five zones of individually wrapped coils for advanced, targeted pressure relief and support. TheraFoam encasement provides tremendous edge support for a smoother transition in and out of bed.