Erection rings made of highly elastic silicone. Suitable for any size penis. These rings, by applying pressure on the area of the penis, effectively extend the duration of intercourse. The rings are placed at the base of the penis during erection, ensuring maximum erection until the end. The product is made from soft silicone, skin-safe, hygienic, and at the same time durable. This material is extremely elastic, allowing it to adapt to any penis.