Silicone Tri-Snap Scrotum Support Ring - Large by CalExotics® The Silicone Tri-Snap Scrotum Support Ring - Large is a stretchy and comfortable erection enhancer crafted of soft and smooth. thick and durable Silicone. It's fully adjustable with a three-snap design and heavy-duty. nickel-free hardware. Added scrotum strap for support and stamina. DETAILED CHARACATERISTICS • Scrotum ring- 21.5 cm x 2 cm • Inner ring diameter- 3.75 cm • Stretchy and comfortable Silicone erection enhancer • Soft and smooth. thick and durable • Fully adjustable. three-snap design • Heavy-duty. nickel-free hardware • Added scrotum strap for support and stamina • MATERIALS: Silicone (enhancer) Nickel-Free Iron (rivets) • Bodysafe- Hypoallergic. anti bacterial Brand- Calexotics U.S.A