K&H Manufacturing K&H Pet Products Thermo-Hooded Lounger Heated Pet Bed - 4 Watt MET Safety Listed Keep your pet warm and comfy! This product features a 4 watt MET listed removable heater. The preset internal thermostat keeps the sleeping surface 10F-15F above ambient air temperature when not in use. The surface then warms to approximately 102F when your pet lies in the bed. Easily remove the heater during the warmer months for year round use. Please see description for tips on Testing Your New K&H Heated Pet Bed. Great for both cats and dogs! Exterior measurements of this cozy heated pet bed are approximately 20" x 25" x 13". The plush microsfeece sleeping suface dimensions are approximately 13" x 17". The hood is completely removable and features an easy pull zipper for removal in seconds. The fill in this warming pet bed is polyfil that is made from recycled bottles. The K&H Thermo-Hooded Lounger can be machine washed on gentle cycle, cold water. (be sure to remove the heater prior to washing) Can be dried on the no-heat cycle or can be line dried. The product also includes a 1 year manufacturer's warranty. Many pets love the reassuring feeling of being securely surrounded while napping. The fluffy plush bolsters and removable hood give your pet that satisfaction, surrounding them in warmth, comfort and security. Superior engineering, safety & reliability. This product has been rigorously tested and is certified by MET Laboratories to exceed USA and Canadian electrical safety standards. Don't be fooled by inferior electrical products that have not been tested and certified by an accredited nationally recognized testing laboratory.