Brand K H Pet Products Breed Recommendation Medium Special Feature Heating, Removable Cover Material Polyester Product Dimensions 20"L x 20"W x 6"Th About this item SECURITY: This indoor heated cat bed features 6 inch tall soft foam walls for your cat's comfort, making them feel secure while the bed hugs your kitty AUTOMATIC: Electric heated cat bed is thermostatically controlled to automatically warm to your cat's normal body temperature only when your kitty is in the heated pet bed ENERGY EFFICIENT: Heated cat cup is low wattage and extremely energy efficient; the thermostatically controlled 4 watt heater is removable for use in all seasons MACHINE WASHABLE: K H Thermo-Kitty Beds feature a removable cover for easy wash and care SAFETY: K H doesn't just use safety listed parts, we safety certify the entire product. This heated cat bed has been tested certified by MET Labs and exceeds USA/CA electrical safety standards HOW IT WORKS: This heated bed may NOT feel warm to the touch when your pet is NOT in the bed; it emits a small amount of heat when not in use (pets can sense it), but only warms to max temperature when your pet is using the bed - see ?How to Test? image SIZING: The K H Thermo-Kitty Bed heated cat bed is available in two sizes; Small 16" is great for pets under 15 pounds; Large 20" is purrfect for pets over 15 pounds COLORADO BRAND YOU TRUST: Designed by K H with over 25 years of experience in creating safe, innovative, quality products for pets, ensuring safe reliability and top-tier craftsmanship for pet parents