The product is stainless steel and double sided 3M tapes are used to adhere the item onto the car. It protects your rear bumper from scratches and scuffs and it gives your car a stylish look. This item is very easy to apply to your vehicle with pre-installed adhesion tape on the back of the item. We always recommend buyers to clean the surface before applying the item and make sure the surface is dry. It's suitable for VW Volkswagen Golf MK7 HB 2013 onwards model years.