K&H Pet ProductsSmall Animal Heated Pad Deluxe Replacement Cover (Heated Pad Sold Separately) Gray 9 X 12 Inches

K&H Pet Products Small Animal Outdoor Heated Pad Replacement Cover, Zipper Closure, Soft & Breathable, Machine Washable, Fits K&H Small Animal Heated Pad (Sold Separately) - 12 X 9in Gray Fleece

K&H Pet Products Heated Extreme Weather Outdoor Kitty Pad Petite, Waterproof Heated Cat Mat, Pet Warmer for Outside Feral Cat Houses, Indoor Outdoor Warming Pet Mat - Petite 12 X 9in Tan 25W