ProSelect ThermaPet Cat Mat are made with metallized polyethylene terephthalate (MPET), the same material used in space blankets. Originally deveoped by NASA for the US space program, MPET is scientifically designed to offer maximum warmth without weight, bulk, or the use of electricity.

• The MPET in ThermaPet technology utilizes passive reflective heat transfer, keeping pets warm by reflecting back their own body heat
• Offers the perfect spot for small animals to snuggle up and lounge the day away
• Features soft plush on one side and cozy berber on the other, for maximum comfort
• Attaches to cages in seconds without the use of tools