【Safe Self-Heating】No Batteries or Electricity Needed! Our self-heating plush material absorbs and captures your pet’s body heat to naturally retain heat and return it to your dog or cat. 【Ultimate Comfort】Comfortable top surface creates a comfortable pet sleeping bed warm and cozy, allowing your four-legged friends to sleep like a log every night. 【Easy Care】 Machine washable plush dog mat for easy care and convenient heated cat mat. Lightweight and portable, it’s perfect for giving your pets a warm up almost anywhere! 【Available in 5 sizes】Various size mattress is ideal for your pets of different sizes to sleep on and roomy enough to stretch out. It effectively keeps your pet warm in cold weather. 【Multi-Purpose】The thermal pad works great as a pet bed on the floor or on a sofa, is a great addition to crates and kennels for dogs, puppies and cats of all weights, can be used indoors, outdoors or in a car.