STUDCOLLAR-GLANS-RING may assist in erection problems caused by diabetes, high blood pressure, medication side effects for high blood pressure, heart medications, sleeping pills, antidepressants, worry, concern, stress, etc, etc. These problems are more common in older men but can affect men at any age and at any time in their lives. Wearing a STUDCOLLAR-GLANS-RING gives increased confidence which can lead to a longer lasting and harder erection. NOTES Please note that once the product has been opened we are unable to offer a refund or a replacement due to hygiene reasons