The K&H thermo-bed combines the upscale look of an attractive poly-fiber-filled washable bed with the benefit of body temperature heat. Dual thermostats maintain a surface temperature approximately 12-to-15-degree above ambient air temperature to your pet's normal body temperature when in use. This classic bed is available in 3 sizes and 3 colors. The heater is removable for washing. Recommended for indoor use. One year limited warranty.