The K&H Pet Products Thermo-Pet Mat is the ultimate in affordable portable pet comfort for any small dog or large cat. Its convenient size 14 x 28 fits almost anywhere providing a dual thermostatically controlled warmth when in use by your pet. Great for putting on top of an existing pet bed on the couch on an EZ Mount Kitty Sill or anywhere around the house. The Thermo-Pet Mat has a removable washable cover and removable MET safety listed heater. This heated cat and dog bed has been tested & certified by MET Labs and exceeds USA/CA electrical safety standards; K&H doesn t just use safety listed parts we safety certify the entire product - For indoor household use with 110/120 volt electrical current only. Designed by K&H Pet Products with OVER 20 years of experience in creating safe innovative quality products for pets.