K&H Pet Products Self-Warming Hut Pet Bed, Cat Bed Cave, Gray Small 18 X 19 Inches

Thermal Pet Mat - Self Heating Pet Pad - Soft, Plush Material - Easy to Use, Clean - Washable - Keeps Puppy Warm - Ideal for Puppies, Kittens or Aging and Arthritic Pets - 48 x 70cm

Self-Warming Cat Bed – 36x24 Thermal Pet Mat, Bed Liner, or Self-Warming Crate Pad with Soft Sherpa Top for Dogs, Cats, Pets by PETMAKER (Brown)

Cat Bed Round Soft Plush Burrowing Cave Hooded Cat Bed Donut for Dogs & Cats, Faux Fur Cuddler Round Comfortable Self Warming pet Bed

Fur & Bone heated cat bed, Self Heating Cat Mat | Cat Heat Pad, Pet Mat, Heat Pad, Cat Mat with Removable Cover, Self-Warming Thermal Pad | Heated Blanket, Cat Blankets for Indoor Cats, Pet Blanket