Petmate? Sheepskin Bolster Kennel Mats are specifically designed for use in the car, at home, or inside crates. Comes in a variety of sizes and designed to fit standard wire dog kennels from sizes 19 inches to 48 inches. Petmate Sheepskin Bolster Kennel Mats bring comfort to your pet while being in their kennel when you're away. Designed to keep your pet cozy and warm, the sleep surface is made up of a cozy white sheepskin. As your pet curls up and nestles into the perfect position, they can rest their head on the thick, comfy bolster for added support. A non-skid bottom helps keep the mat in place. Whether you are crate training or on the go, the convenient, lightweight design of the Sheepskin Bolster Kennel Mat makes them easy to roll up for travel. For easy cleaning, they are Machine Washable. Compatible kennel sizes and mats are as follows: XS = 19 inch kennels, S = 24 inch kennels, M = 30 inch kennels, L = 36 inch kennels, XL = 40 inch kennels, GIANT = 48 inch kennels. Dimensions :17.5" X 11.5"