Crazy Rabbit Tail Metal Butt Plug Large Butt Plug Widest Diameter 37mmButt Plug Insertable Length 85mmPINK BLACK WHITE PURPLE CARAMEL This product is CERTIFIED 100% NON-MAGNATE and medical-grade steel. Beware of cheaper products that are not solid surgical steel but chromed steel or poor quality surgical steel that contains Magnate. Magnate is the ingredient that makes steel rust. We will only include this endorsement on our 100% surgical steel products.