Boners, boners, come get your boners! This super stretchy silicone ring wraps your cock and balls in a comfortable grip that may be able to increase your staying power and enhance your erection strength, so that once you have your boner, it sticks around. Use the ring solo to enjoy longer play time, or pop it on during foreplay or sex to amp up sessions with your lover. Just slick with water-based lubricant for smooth glide. Vital stats: Small ring: 1. 25 - 3 inches in diameter Large ring: 1. 75 - 4 inches in diameter Results may vary.