Far infrared heater, L size, suitable for small to medium dogs and cats, and washable. - Product Name: Far Infrared Heater - Electricity Cost: Approximately 3.3 yen/day (8 hours of use) - Target: Small to medium dogs, all cats - Washing Method: Washable with water - Temperature can be adjusted on the front and back sides. I purchased this last winter and used it carefully to keep it clean. Please understand that this is stored at home, and purchase accordingly.