Sometimes, it's hard to find the right cock rings for your member. If that's the case, try the Xact Fit Premium Silicone Cock Ring two-pack by Perfect Fit. It features the first sizing system design to fit with maximum restriction and minimum pull. Made of 100% silicone, the soft cock rings enhance sexual pleasure. Stack the rings for additional fun.

#21 - 2.1 inch diameter and 6.6 inch circumference.