The Five 5ided IceTech Mattress Protector offers reliable waterproof protection and cooling technology. Innovative IceTech fabric continually dissipates body heat for a comfortable sleep climate. The lab-certified H2Pro barrier protects the top and sides of mattresses from fluids, stains, dust mites and allergens while allowing air to permeate for comfortable breathability. Fitted protector has a Universal Fit design with deep pockets and a premium 1.5" elastic in the skirt hem for a smooth, secure fit on mattress depths from 6" to 22".