K&H Pet Products Self Warming Kitty Sack Waste Management The name says it all

The name says it all with PetSafe's Big Cat Door

Can't find your pet

Its internal thermostat keeps the surface nice and warm even in the coldest of temperatures

allowing you to lock it at night to keep your kitty safe inside

Environmentally friendly

K&H Pet Products Self Warming Kitty Sack Waste Management The name says it allCats can play hide and sneak or snuggle inside the self warming sack for a well deserved nap. Features: Self warming insulation radiates heat back to the pet Exterior is polyester fleece, interior is micro fleece Non crinkle material 100% Machine Washable Sleep Surface Dimensions: 15" x 18" Item Details: Dimensions: 17" x 17. 5" x 4. 5" Color: Leopard