This Summer Infant ultimate crib sheet offers three layers of protection to help your baby stay dry and comfortable. PRODUCT FEATURES 4 products in one: quick change sheet, mattress pad, super absorbent pad & waterproof pad 3 layers of protection: polyester and cotton top layer, super absorbent middle & vinyl waterproof bottom 10 elastic straps wrap around crib slats and snap back to sheet for secure installation PRODUCT DETAILS Fits crib mattresses 52 x 28 Machine wash Manufacturer's 1-year limited warranty Imported Model no. 94400 Promotional offers available online at Kohls.com may vary from those offered in Kohl's stores. Size: One Size. Gender: Unisex. Age Group: Infant. Material: Polyester/Vinyl/Cotton.