With a length of 35 cm, the vibrating silicone sound is one of the longest there is. The diameter is 0.5 cm. It is made of flexible silicone so it easily follows the curves of your shaft. But also transmits the powerful vibration well.
The sound comes with 1 vibration setting that goes up to 12,000 rpm but produces less than 50db of noise. It works on 1 AAA battery supplied. This vibrating sound is made of high quality silicone, is non-porous and phthalate free. Always use a water-based lubricant when inserting. Because the urethral sound waterproof so you can clean it under the tap with mild soap. Then use some toy cleaner to disinfect it.
The urethra is lined with sensitive nerve endings that you can stimulate. In addition, deep urethral stimulation is the only way to directly stimulate the prostate. If urethral play is your thing then you will definitely enjoy this vibrating sound.