Wave Urethral Plug is Made of stainless steel it has a smoothly waved shaft for an intense stimulation. The Curved end for easy removal. It and rsquos made of body safe stainless steel. We recommend a good quality lubricant is used for easy insertion. 10 x 0.8 cmRounded tip for easy insertion.Through holeurinating and ejaculating with ease.Graduating diametersCurved end for safety and frenulum stimulation