Description Stainless Steel Sperm Stopper and Glans Ring. Genital Bondage at its best, the glans ring is worn tightly under the head of the penis and the hinged hook with the ball is then inserted in to the urethra. This is a double ball version for added sensation. Ring Sizes Available: 25m, 28mm, 30mm & 32mm with a 8mm Ball Diameter
