Chastity cage with urethra spreader - Diameter 3cm

This chastity cage is designed with a length of 6cm and rings of 3cm in diameter.
It can encase the partner's penis and spread the urethra gradually. Indeed, the opening can go from 6 to 25mm.

The first ring for holding measures 50mm in diameter. Padlock closure.

Made of stainless steel metal