This smooth, tapered vibrating urethral sound is made of 316L surgical stainless steel. The overall length of this item is 8 inches, with the diameter tapering from just over 6 mm at the tip to a thickness of 13 mm at the end.
The vibration function is a single speed, controlled with a screw-tip on/off function on the end of the vibe. To use the vibrating function, you'll need 2 AAA batteries (not included).