Urethral Sound - 155mm Long - 10mm Thick

This urethral sound is double ended, with a rounded tip at the one end and a flat tip at the other, allowing it to be inserted smoothly or roughly depending on needs.
There are 8 wide sections, each 10mm diameter, with narrow sections of 8mm diameter in between.
The transition from narrow to wide sections, although smooth, is quite abrupt, giving a strong sensation at each point.
Material: Stainless steel
Total length 155mm.
Urethral insert length 155mm.
Urethral insert diameter 8mm at narrowest point, 10mm at widest.