SAFE & PORTABLE: With no wires or electric, this self-warming cat mat is designed to reflect and retain your pet's body heat to keep them warm and comfortable WARM & SOFT: Heat-reflecting mylar film layer radiates heat back to pet for a warmer environment, a rich texture faux fur cover is comfortable in touch, making a fluffy cushioned surface for pets to rest NO MORE NOISE: Complete noiseless heat-reflecting mylar film for less sound that may disrupts pets' sleep, thickened cotton filled for more warmth and non-slip bottom for mat stability 2 SIZES AVAILABLE: Size M (60 x 45 cm) for pets up to 10 kg and size L (75 x 50 cm) for all ages pets up to 15 kg, such as kittens, puppies, cats, small to medium dogs, and those recovering from illness or injury as heat helps soothe sore muscles and decreas stiffness UNLIMITED & FLEXIBLE: The cushion can be used directly on the floor, sofa or placed inside a pet bed, crate,