100% Waterproof Mattress Protector From Sleepology - Twin Size - Protect Your Family and Your Mattress From Bedbugs, Dust Mites, Bacteria, Spills and Stains Premium Hypoallergenic - Vinyl Free - Breathable - Ez Fit - 25 Year Warranty Protects against allergens, dust mites, bacteria, perspiration, urine and other fluids (25 Year Warranty) Super Soft and Noiseless - Wicking Cotton Terry Cloth Surface 100% Waterproof Premium Soft Terry Cloth Breathe-Weave Technology No Vinyl, PVC nor Phthalates - Fits Up To 18" Sleepology Breathe-Weave allows for air to pass but blocks allergens, dust mites and liquids