Get Shorty Vibrating Urethral SoundSIZE DOESNT ALWAYS COUNT. approximate measurementsOverall length: 118mmInsertable length: 40mmPlug width at slimmest point: 8mmPlug width at widest point: 13mmBattery requirement: AAA (not included) 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.