Aller-Ease Bed Bug Mattress Cover: * Polyester-laminated fabric offers complete protection from bed bugs and microscopic particles that commonly trigger annoying allergies * Bed bug mattress cover provides superior protection from bed bugs, pet dander, dust mites, pollen and other allergens * Waterproof protection from spills and stains * Advanced zipper closure is third-party lab tested, to ensure bed bugs cannot bite through the fabric or get into the mattress * Aller-Ease mattress cover is allergist recommended * Bed bug mattress cover carries the Good Housekeeping seal * Machine wash cold * Tumble dry low heat * 100 percent polyester fabric with 100 percent polyurethane laminate