Replacement Removeable Waterproof Quilted Top for Platinum Mattress Pad Encasement-Hotel King. Quilted Top provides spoilage, wetness, and stain protectiion. The luxury MicronOne fabric is soft, quiet, and breathable ensuring a comfortable sleep experience. 4-layer construction has a cool luxurious and durable Micro Denier polyester top, with a plush inner layer of 4.6oz bonded polyester fill. Quilted waterproof mattress pad portion zips off and is removable for easy laundering. The waterproof barrier layer is a 1mm polyurethane with water vapor transmissive properties, making it breathable yet waterproof. Accomodates the Hotel King Platinum Mattress Pad Encasement which measures 72"x80" with a stretch sidewall depth of 9”-18". The stretchable sidewall provides a snug fit. Includes patented 2 piece breakaway Zip-N-Click closure device. Backed by our 10-year no-rip product warranty. This is the last encasement you will need for the bed you are protecting!