A part covering the wheels of a vehicle to stop it from throwing off mud, water or objects from the road. Compatibility Vehicle-: Mahindra Thar Roxx 5 Door [2024-2025] Onwards Mud flaps are typically made of durable materials such as rubber, plastic, or a combination of both. Mud flaps are often made from molded composites like ABS plastic, thermoplastic resin, or polypropylene. Rubber mud flaps can be made from recycled tires.