Tee Penis PlugThe Tee Penis Plug is crafted and made of 100% Surgical Steel and is very easy to clean and maintain. This plug is simple and neat allowing it be used whilst at home or on the go. It is a great beginners plug and yet again can still be stimulating for those who are experienced plug users. Measurements:Overall Length: 92mmInsertable Length: 82mmWidth at Widest Point: 8mm, 9mm, 10mm, 12mmWidth at Slimest Point: 5mm Head Sizes: 8mm, 9mm, 10mm and 12mm 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.