Pressure Activated Cooling Non-Toxic Gel Pet Mat, No Chilling Required, Perfect for Floors, Couches, Car Seats, Pet Beds & Kennels * VERSATILE MAT DESIGN - Soothes and helps prevent overheating and dehydration. Not Recommended for Aggressive Chewers - While the mat is indeed puncture resistant, there is no plastic with thermal technology that will hold up to an aggressive chewer, and there are indeed cases where a dog will be able to rip open the mat so please consider your pets chewing habits before ordering * NO PRE-CHILLING REQUIRED - Pressure Activated cooling gel keeps pets comfortable, no need to freeze * LIGHTWEIGHT AND PORTABLE - For indoor or outdoor use. Easy to clean and store. * SAFE, NON-TOXIC GEL - The Gel is safe for human or animal contact, including if ingested. Contained in a puncture resistant padded mat. Offers extra comfort for pets with arthritis, hip issues and joint pain.