GlacierTouch Cool To The Touch Fabric assists in temperature management for a cooler night's sleep. 5Z TheraCool QuadTech zoned to provide additional support where your body most needs it. It is also infused with copper, silver, and graphite to help your mattress stay cooler, cleaner, drier, and healthier from the inside out. TheraWrap Support System is crafted with individually wrapped coils that provide advanced, targeted pressure relief and support. TheraFoam encasement provides tremendous edge support for a smoother transition in and out of bed.