THERMODYNAMIC COOL - Cover has built in cooling mattress pad has a thermodynamic effect without refrigeration. LONG LASTING - Full mattress cover is cool to touch and keeps you comfortable all night long. QUILTED TOP LAYER - Soft quilted jacquard top layer won’t make noise when you sleep. STRETCH MESH PANELS - Mattress cover has stretch mesh side panels fit mattresses up to 15 inches deep. HYPOALLERGENIC - Cooling mattress cover is hypoallergenic and machine washable for easy care.