Add some comfort to your pet's kennel with the ArcticShieldA(R) Kennel Pad. Retain heat retention technology captures and returns body heat to keep your pet comfortably warm. And the heavy-duty polyester shell is waterproof for protection from soiling. Sold in 3 sizes. Heavy-duty waterproof polyester shell with polyurethane backing Retain heat retention technology captures and returns body heat for warm comfort Embossed no-skid bottom to help keep it in place Hanging loop for storing or cleaning Drainage holeSizes: Medium: 24x16x1/2"h. Large: 30x18x1/2"h. Extra-large: 32x22x1/2"h. Order today!