This SnuggleSafe heat pad is recommended and used by vets, breeders, animal rescues, and animal shelters all over the world It's not just for cuddling, but is also perfect for pets who are ill, for newborns and for nursing pets.The SnuggleSafe heat pad contains a gel called Thermapol which is non-toxic and able to sustain warmth when heated in a microwave. It is designed to give steady warmth for up to 10 hours when placed in cover or under the pet's blanket.This handy microwavable pad turns nap time into snuggle time. Quick, safe, bite-proof and scratch-proof. This quite special heating pad and the free soft fleece cover keeps pets warm at home and cozy when on the go: at shows, at the vet and during travel in boxes. It is recommended to always have a barrier, such as the free cozy cover, or a blanket between the animal and the SnuggleSafe heat pad.The SnuggleSafe heat pad is especially recommended for anxious pets, having therapeutic effects on stress. Instructions: Just warm the SnuggleSafe Heat Pad in the microwave. After just a few minutes the pad will stay warm for up to 10 hours. Suitable for standard household microwaves with power capabilities of 600 - 1400 watts. The heating times vary according to the performance of the microwave. The heating pad is made of non-toxic material, and can simply be placed into your pet's bed or carrier, or it can be used in combination with the plush cover that can be purchased separately below. Your pet is sure to love it