YoungLeafs Uretheral Dominator Grooving SoundDiscover the intense joy of urethal play with YoungLeaf Dominator Urethral Sound! approximate measurementsOverall length: 178mmInsertable length: 133mmPlug width at slimmest point: 4mmPlug width at widest point: 8mm 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.