K&H Pet Products Thermo-Pet Lounge Sleeper Indoor Heated Pet Bed for Dogs & Cats, Bolstered Warm Calming Pillow Bed for Multiple or Large Cats, Machine Washable, Safety Listed - Medium 30.5 X 24.5in

AUTOMATIC WARMTH: The removable dog heating pad is thermostatically controlled to warm to your pet's normal body temperature only when in use by your pet; we set the safest temperature so you don't have to

MACHINE WASHABLE DOG BED: This heated bed features a non-slip bottom and is easy to care for, simply remove the heating pad and toss the plush dog bed into the washing machine for easy cleaning

BOLSTER DOG BED: Elevate your dogs comfort level with the soft and fluffy bolster that surrounds your cat or dog in premium heated softness; it's so warm and cozy that it is like wearing a dog sweater for your pet, but in a heated pet bed

SAFETY CERTIFIED: This pet bed has been tested & certified by MET Labs and exceeds USA/CA UL electrical safety standards; we safety certify the entire product for maximum safety - For indoor household use with 110/120 volt electrical current only

SIZING: The K&H Thermo-Pet Lounge Sleeper is available in 2 sizes: Small 4 watt bed measuring 20.5" x 19.5" x 6.5" is recommended for pets up to 20 pounds; or Medium 7 watt bed measuring 30.5" x 24.5" x 9" is recommended for pets up to 40 pounds

HELPFUL HINT: This bed has been packed in a small footprint box, simply remove the heater and pop the bed into the dryer on low heat for about 30 minutes for the bed to return original shape

HOW IT WORKS: This heated bed may not feel warm to the touch when your pet is not in the bed; it emits a small amount of heat when not in use (pets can sense it), but only warms to max temperature when your pet is using the bed - see “How to Test” image