TWIN Mattress Protector. 100% Waterproof- Blocks Sweat, Stains, Urine. Protection from Bed Bugs, Mites and Fleas. Ultra Soft-Premium, 5 Sided Cotton Terry Cover. Fits On All Mattresses! Cotton Made in USA and Imported 100% Waterproof - Complete and total protection against perspiration, bed wetting, liquids and stains. Hypoallergenic - Blocks dust mites, allergens, bacteria, mildew and mold Soft & Noiseless - 100% ultra soft premium cotton terry surface; Wicks away moisture; Retains the feel of your mattress - Free from Vinyl, PVC, Phthalates, fire retardants and other harmful toxic chemicals Durable & Easy to Clean - Machine wash & dry - For frequent accidents, buy 2 or more - while one is washed, the other protects your mattress Proprietary Elastic Grip 5 Sided Fitted Shee; Stretchable skirt fits any depth mattress up to 18 Inches Deep.