Polyester Set includes Two Euro Size Pillow Protectors measuring 20" (Width) x 20" (Length) SOFT & NOISELESS: Stretchable, breathable fabric keeps liquids, contaminants out without compromising comfort. Designed to be soft and completely noiseless, you will not see or hear crinkles. HYPOALLERGENIC - Impenetrable cover helps you breathe easy. Sleeping on an uncovered pillow can exposes you to different types of contaminants making it difficult to breathe and sleep. Seal out dust, pet hair etc. for good! WATERPROOF: Whether you have pets or kids, accidents and spills happen. This 100% waterproof pillow protector has a polyurethane inner lining that blocks liquids and moisture from getting in and keeps your pillow waterproof, dry and protected! Made of high quality polyester (top surface) and polyurethane (inside lining). Premium Quality EURO Size Pillowcase Encasement by Four Seasons Essentials! Protect Your Pillow from Fluids, Perspiration, Stains and Protect Yourself from Allergies! - Set of 2 Euro size Zippered Pillow Protectors - Breathable membrane will allow air to circulate yet repel liquids. Smooth and Noiseless fabric for a cool comfortable night's sleep -100% Waterproof - Recommended if you are suffering from Allergies, Eczema or Asthma - Machine washable; Easy to remove and wash -Keeps pillow feathers from poking out -Top Surface: 100% Polyester; Inside Backing: 100% PolyurethaneWashing Instructions: Machine wash warm. Rinse cold. Wash encasement alone for best results. After washing flip the encasement inside out so the waterproof backing faces out and run the machine for an extra spin cycle. Drying Instructions: Tumble dry on low heat only to line dry. For faster drying, add a large dry towel.