Tevlaphee Anti-Theft Wheel Lock Clamp Is Made Of Heavy-Duty Iron, Thus It Is Anti-Prying And Anti-Cutting. The Anti-Rust Coating Makes The Wheel Lock Rust-Free And More Durable. The Copper Lock Cylinder Enhances The Security Of The Lock. The Yellow Appearance Gives The Lock A More Visually Deterrent Effect, Keeping Thieves Away And Providing Further Protection For Your Car When It Is Parked.