The PetSafe ScatMat Indoor Pet Training Mat is a large, 48 x 20 inch training mat that is perfect for teaching your pets to stay away from certain areas of your home. The mat features three different correction settings and a customizable option that allows you to choose between a low, medium, or high setting based on the temperament of your pet. The mat is made of nylon and plastic for durability and is available in a variety of sizes to cover different areas in your home.