HUMPBALLS is everything you loved about the original but it?s softer squishier and even more durable than before. Each HUMPBALLS cockring is designed so it doesn?t roll or tug on your pubes. Best of all HUMPBALLS is made from our super-soft SKINFLEX-TPR so it?s made for comfortable extended wear and use. Outside Circumference: 5?/ 12.7 cmInside Circumference (Stretches to fit your meat): 2.5?/ 6.35 cmThickness: .5?/ 1.27 cmWeight: .4 oz