Small Animal Habitat Accessories features: This pet nest mat is designed with reflecting film effect for warming. It is made of premium material that is and comfortable for the pet to sleep. With durable material, and comfortable touch, your pet will have a good rest and sleeping on the mat. The size is just right, reflecting the temperature in all directions. Features Color: Silver Material: Poly thermal reflective film Size: 40.00X28.00X1.00cm/15.72X11.00X0.39inch Suitable for 38W reflective film of the same style Innovative thermal inner layer that reflects the body temperature of a cat or pet to keep it warm No electricity, no energy bills to consider, no safety issues to worry about pets Anti-slip, non-skid bottom prevents moving and shifting and works great on hardwood floors You can fold the dog bed easily and carry it to where you want to go, use for car rides, hardwood floors' protector Automatically respond to temperature changes to warm to your pet's normal body temperature.