Penis Glans Ring with Powerful Function. Improves the premature ejaculation. Prolong the intimacy, and offer you hard erection with a firmer penis. A glans ring is worn just under the glans head at the top of the penis shaft. The ball should be positioned against the fremulum for maximum sensation. A glans ring will cause the penis head to swell, as it fills with blood, which greatly increases sensation. Stainless Steel. All Lubricant Compatible. Increases Sensation. Cleans Easily Penis ring made from Superior Stainless Steel. Extremely strong. Non-toxic, safe and easy to clean, worry-free!