K&H Manufacturing K&H Thermo-Kitty Hut Warm and cozy cave style hut for year-round feline comfort and warmth indoors 2 thermostats control 4-watt heater to keep hut warm when not in use In-use thermostat warms cabin to 102 degrees with cat onboard Washable removable cover for easy cleaning; available in two colors to match any dcor Measures 18 by 18 by 8 inches; UL listed; 1-year warranty