Waterproof and Stable - 100% Waterproof Top and High-Quality Seam Construction Stops Water and Urine from Passing Through. The Elastic and Stretchable Skirt Prevent Mattress Protector Shifting Around and Keep It StaySize and Dimension - Twin/Single Size Mattress Encasement is 39 x 75 13 Inch; Double/Full Size Mattress Encasement is 54 x 75 13 Inch; Queen Size Mattress Encasement is 60 x 80 15 Inch; King Size Mattress Encasement is 78 x 80 15 Inch. Our 360 Degree Six-Sided Protection Encasement will Keep Bed Bugs and Allergens Away. Our High-Quality Hidden Zipper Closure Secured with a Velcro Flap Protect Your MattressContent Material - 100% Polyester with High Quality Waterproof TPU Membrane on the Top Side of the Encasement. The Cover will Endure Sweat Spills and Even Urine, Suitable for Families with Children, Pets, Incontinence, Bedwetting, Pregnant Women or During Menstruation, Postpartum. No Need to Worry about Night Accidents or Leakage. This Mattress Cover will Not Disrupt Your Sleep or Change the Feel of the Top. It's Cozy Comfortable Noiseless and Ideal for Your BedFeature - Our Fully Encased Mattresses Protector can Fitted Up to 15 Inch Deep. Noiseless Material Keeps the Cover Stay and Make Less Noise, so You can Enjoy a Quilt Sleeping Environment. Super Soft, Wrinkle Resistant. Durable, No Pilling, Wrinkle Free, Prewashed, Fade Resistant, Preshrunk, Hypoallergenic, Noiseless, BreathableEasy Care Instruction - Machine Washable by Cold Water. Launder Whites and Colors Separately. Use No Bleach on Colors. Tumble Dry Low. This Mattress Protector can be Used for Both Mattresses and Box Springs