Provides effective waterproofing for mattresses and pillows; Shields the top of the mattress from the penetration of liquids which can destroy the mattress and encourage mold and mildew to grow; Ensures dust mites and other allergens cannot enter or exit the mattress via the top; Extends the life of the mattress; Air-permeable membrane allows sleeper to stay cool and dry; Super absorbEnt terry velvet top adds comfort and helps slow and contain spills; Snug fit and easily removable fitted sheet-style protection stretches up to 20" to fit mattress securely; Whisper-quiet and crackle-free; Safe to use, PVC free; Extend the life of your mattress with our SureRest Waterproof Mattress Protector! The polyurethane membrane is super-thin and flexible acting as a superior waterproof and allergen barrier, while the microscopic pores allow for breathability and air flow keeping the sleeper comfortably cool.FABRICATION: Backing: polyurethane laminate; Shell: 100% polyester terry velvet fabric; Sides: polyester stretchable knit; CERTIFICATIONS: OEKO-TEX CertifiedThis product has been verified in an independent laboratory and tested for harmful substances according to STANDARD 100 by OEKO-TEX Certification number: SH025186610 TESTEX** For health reasons, mattress protectors are final sale. SIZES AVAILABLE (IN STORES & ONLINE): One mattress protector per package. Twin: 39" x 75" + 15"; Twin XL: 39" x 80" + 15"; Double: 54" x 75" + 15"; Queen: 60" x 80" + 15"; King: 78" x 80" + 15"; FABRICATION: Backing: polyurethane laminate; Shell: 100% polyester terry velvet fabric; Sides: polyester stretchable knit; SKU: BDSHMPWM WASHING INSTRUCTIONS:Machine wash cold on gentle cycle with similar colours. Tumble dry on low. Add Nellie's Dryer Balls to reduce drying time. Do not bleach, iron or dry clean.** For health reasons, mattress protectors are final sale.