If you're looking for a pet bed warmer that does not require electricity, the K&H Microwavable Pet Bed Warmerâ„¢ is the unique pet product you've been searching for. Microwave this product for a few minutes and it will stay warm for as long as 12 hours inside a dog or cat bed. Plus, it features a comfortable, squishy consistency that any pet will find cozy and soothing. Features: *soft and squishy when warm *cover is made of durable neoprene *non-toxic, does not require electricity *provides up to 12 hours of warmth *one year limited warranty *Age range description: All Life Stages