TURBINE is a lightweight. super soft silicone Cock Ring that molds perfectly to your meat.The raised circular turbine shape rests gently under your sweaty nuts and pushes your junk forward for an extra hefty lookin` hard on.The finned exterior help TURBINE keep its shape even when it`s grippin` n` cushionin` your cock for some extra pushin`...TURBINE is perfect for filling out a jockstrap or a making a beefy bulge in painted on Levi`s or tight gear.... Size Inside Circumference: 6/ 15.24 cm Height: 1.75/ 4.45 cm Outside Circumference: 9/ 22.86 cm