Powered by our signature Dri-Tec® technology, these mattress pads are created with a unique channel-weave construction that facilitates air flow and wicks away moisture. The ambient air ventilation allows for temperature control to improve your sleep. Dri-Tec® moisture wicking performance fabric Waterproof Triple layer, breathable, moisture-barrier back Powerband® secure fit & grip 100% polyester stretch wall skirt fits and grips mattresses from 8” to 22” H