Ouch! Silicone Rechargeable Vibrating Plug Urethral Sounding Black fro Shots Toys. Ouch! Introduces a new line of toys for urethral explorers! If urethral sounding is your kink, then let these smooth probes deliver the ultimate pleasure! The urethra is lined with super sensitive nerve endings, which can be extremely pleasurable when stimulated. Additionally, deep urethral play is the only way to directly massage the prostate. Ouch! Has a variety of urethral sounding probes for beginners as well as advanced users! This USB Rechargeable vibrating model comes with 20 different whisper quiet vibration modes, at less than 50dB, so there will always be the right setting for your ultimate pleasure! On a full 2 hour charge this superior toy will give you 1 hour of playtime. The rounded top allows easy and effortless insertion. Made from super smooth medical grade, phthalate free silicone, the toy has a total length of 5.3 inches, an insertable length of 4.41 inches and a diameter of 0.16 inch..