Features: Keep your pet warm with our self heating pet pad that retains heat naturally. No need for electricity or batteries. Our removable and machine washable self warming cushion mat is easy to clean and requires no cable or batteries. Designed for pet owners, our self heated pet bed provides added comfort. Perfect for those seeking a comfortable resting place for their pets. Take our lightweight and portable self heating pet blanket with you anywhere at home, in the car, or outdoors ensuring your pet stay warm wherever you go ! Enjoy the convenience of our self heating pet pad that works with your pet's body temperature. No cord or batteries needed, providing a warmer sleeping experience for your pet. Specifications: Material: Plush Size:S Length:60cm(23.62inch) Width:45cm(17.72inch) Size:M Length:76cm(29.92inch) Width:48cm(18.90inch) Size:L Length:89cm(35.04inch) Width:56cm(22.05inch) Size:XL Length:101cm(39.76inch) Width:71cm(27.95inch) Color: Yellow, Gray, White Package Includes: 1pc Winter Pet Self Heating Pad note: 1: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2: Due to the difference between different monitors, the picture may not reflect the actual color of the item.