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 Super Long vibrating model is very flexible and the rounded tip allows easy insertion. The probe has a single vibration mode going up to a staggering 12,000 rpm but is ultra quiet at less than 50 dB. It takes one AAA battery, included. Made from super smooth medical grade, phthalate free silicone, the toy has a total length of 17.7 inches, an insertable length of 13.41 inches and a diameter of 0.2 inch. Urethral sounding. Vibrating Bullet plug extra long. Made of silicone. Vibrating probe. Waterproof vibrations.