Ouch! Urethral Sounding Stainless Steel Plug Set 6 mm / 8 mm / 10 mmThe strong metal gives this sounding kit a tough look, and makes it easy to insert into the urethra. Sounding is exciting, because its fairly unknown, different, risky and non traditional. The urethra passes by particularly sensitive areas in the penis head and the P spot. Sounding stimulates these nerves directly, offering a great sexual impulse for those who dare. Remember: inspect wash sanitize sterilize. Play safe! Dimensions package 4. 13" x 0.