Mattress Protector for Bed Bugs, Dust Mites and Allergy Relief - Hypoallergenic Mattress Encasement - Antibacterial - 100% Waterproof FULL PROTECTION AGAINST DUST MITES AND BED BUGS. Giving you peace of mind while you sleep EASY TO FIT Mattress Protector with clear and simple instructions for use CAN BE WASHED FREQUENTLY. Quality construction. MAXIMUM COMFORT. Our mattress protector has a nice feel to it and there is no "crinkly" sound when moving unlike some of the cheaper branded products 100% WATERPROOF repels all liquids, bodily fluids, will keep your mattress safe. Night Knight don't let the bed bugs bite :o)