SnooZZy Mattress Kennel Mats are designed for use in the car at home or inside kennels. Designed to fit standard wire dog kennels from sizes 19 inches to 48 inches. SnooZZy Mattress Kennel Mats bring comfort to your pet while being in their kennel when you're away. Provides your pet support and comfort. The sleep surface is made up of a soft and cozy terry plush fabric while the mattress is filled with densified polyester batting. A non-skid bottom helps keep the mat in place. For easy cleaning they are machine washable.