Stayclean is the most amazing mattress pad you will ever experience. Made via nanotechnology, Stayclean resists water and stains while retaining 100-Percent of the natural feel of the fabric. Unlike other water resistant mattress pads, Stayclean performs while being completely silent - no noise. Stayclean is not a coating and will not wash out, so the product is long lasting. Stayclean Mattress Pad Features 240 thread count 39-inch W by 75-inch L 100-Percent Cotton cover Snug Fit stretch polyester side walls that fit up to a 15-inch H mattress Easy Care 100-Percent Polyester Fill, Polyester Backing Machine wash cold, gentle cycle, tumble dry low, do not bleach. Made in China