1. Self-heating: Our products use the latest aluminum foil insulation effect, self-heating, no electricity and wires and plugs, energy saving and safety. The aluminum foil itself is a good conductor of heat. When the aluminum foil is wrapped in the product insulation cotton, the pet lies on the top, and the product produces a heat reflection effect, which can lock the temperature of the pet without losing, and communicate with the temperature of the pet to block the cold. 2. 5-layer structure: self-heating pet mat, using super soft fluff, flannel insulation cotton, warm and scratch-resistant cloth, middle folder heat storage and heat preservation aluminum foil, bottom layer anti-slip epoxy oxford cloth 5 layers structure. It can avoid problems such as bacterial growth. The indicated insulation fluff is not easy to fall and fade. 3. Non-slip design: Non-slip Bottom 4. Quality Assurance: The product adopts 4-side hand-stitched edging process design, which will not cause problems such as pulling flowers. The 5-layer structure adopts high-frequency anti-pressure technology design to tightly lock the temperature. This product is suitable for pet nests, pet cages, rear and rear seats of cars, sofas, beds, and multiple scenes on the ground. 5. Clean and portable: Self-heating pad can be used for machine washing or hand washing, repeated use. Portable and easy to store. ColorDark Blue SizeMIf you need S/L/XL,optional S:40*50CM M48*70CM L58*88CM XL115*72CM Package Include: 1 x Self Warming Heating Pad