Perform like a porn star with our pure premium silicone cock rings from Performance, a brand you can trust. Stay harder and longer with these male enhancement rings that are a blend of taut and stretchy. It can be stretched up to twice its original diameter. <br /><br />With 3 sizes to choose from for the perfect fit, wear 1 to increase your sexual stamina or wear multiple cock rings around both your cock and balls. Material type Silicone. Color Black. Length small ring 1.25 inches, medium ring 1.75 inches, large ring 2 inches. Width small ring 1.25 inches, medium ring 1.75 inches. large ring 2 inches.