This mattress protect offers unsurpassed comfort, The Triple Cotton Quilted Mattress Protector is great for protecting your mattress from wearing and soiling, 100% Cotton quilte, Contour side walls fit 14-17"" deep mattresses, Oversized to account for shrinkage, Machine wash, hang dry, Size: Twin extra long, Dimensions: 39"" W x 80"" D, SKU: DDWN032