Made of 3/8-inch thick ultra durable rubber with a nylon cord reinforcement. The one piece design offers an attractive look as well as durable protection from road debris. The material can be cut or notched to accommodate hitches . exhaust pipes . wiring and more. It attaches to the hitch insert of most 2-inch receiver hitches and slides on and off for easy removal when not towing. A 1"L x 1"W x 70"W Steel Angled Mounting Bar is necessary (sold separately).