HUJ c-ring is our favorite grippy ring you will want to use and use often*just the right size. it*s the perfect c-ring or ball-ring that stretches to fit all size guys*it can be layered for a tighter fit. some guy*s stack them for gradual ball-stretching. Hunkyjunk innovates even in this simple design. HUJ c-ring has a groove inside the ring that flattens out when worn. this keeps the ring in place and keeps a bit of lube between the ring and you for comfort. HUJ c-ring has a flatter inner opening so it wont roll. snag or pinch. Hunkyjunk toys are made of plus silicone*. a durable blend of TPR for strength & soft silicone for a smooth. warm feel. Wash in warm soapy water*air dry. store separately. HUJ c-ring is strong. stretchy and tough. it fits and feels good on--it embodies our motto: Play big. play Huj*be Huj. TOY DIMENSIONS: Width: 2* Height: 2* Depth: .75* Outer circumference: 6* Inner Circumference: 3* Weight: .7 oz