K&H Pet Products Thermo-Snuggly Sleeper Heated Pet Bed - 6 watt MET Safety Listed The K&H heated pet bed size large (31" X 24" X 5") is the perfect pet bed for pets with hip dysplasia, arthritis, or any other joint or pain problems. Also, great for any pet that needs a little additional warmth. The 5" tall bolster and the plush heated pillow keeps pet feeling cozy, safe & secure. This soft and comfortable indoor pet bed is thermostatically controlled to warm to your pet's normal body temperature when in use. The dual thermostat is internal and preset to the perfect temperature making this pet bed the perfect heated pet bed on the market. Heater is energy efficient using only 6 watts. 1- Year Limited Warranty. Removable cushion and removable heater make washing a breeze. simply put both the cover and the pillow in the wash on the gentle cycle with cold water. Line dry them or use the no-heat setting on your dryer. Designed for 24/7 operation so you can leave it plugged in all day! You can feel comfort knowing your pet is snuggly warm in a pet bed that offers heat 24 hours a day. This product has been rigorously tested and is certified by MET Laboratories to exceed USA and Canadian electrical safety standards. Don't be deceived by electrical products that have not been tested and certified by an accredited nationally recognized testing laboratory.