The Lacuna Penis Jewel by Master Series gives you the pierced look minus the piercing! Made from high quality stainless steel. The hollow inner design is engineered to allow for ease of use and the wearer will still be able to ejaculate through the hole. Stainless Steel is: Non-porous, Hygienic, Easy to sterilize, Temperature resistant, Impact resistant, and has a long term value. For urethral and sounding play.