When light, penis restriction is called for, this does the trick. The largest, thicker silicone ring at one end is a cock ring to encircle the balls, followed by decreasing sizes of comfortable silicone rings to slide the penis in, all attached to a leather-like strip with silver grommets. The smallest ring at the end can grip tightly around the coronal ridge or act as a pull ring to coax and tease. XRLLC.com