The Curve® chastity cock cage kit is designed as the largest CB-X® chastity device. Please your Keyholder by finally having a cock cage big enough to fit your anatomy. Featuring the same innovative ring design as all other CB-X models but with wider inner diameter cage, you can trust that your large package will fit comfortably and securely locked in The Curve 3¾ inch cock cage. Five u-ring sizes and multiple pins with corresponding spacers are provided in the kit to help find your custom fit.Product Features:3.75 inch cage length1.5 inch inner diameterMade from body-safe medical grade polycarbonateDurable, hygienic, hypoallergenic, and lightweightComfortable and customizable fitFunctional opening for urinationVented cage design for easy cleaningKit includes:The Curve® chastity cage Five u-ring sizes for a custom fit #1(2"), #2(1.875"), #3(1.75"), #4(1.625"), #5(1.5")Multiple locking pins and spacersBrass Lock with two keys5 individually numbered plastic locks (for discreet TSA passage)Black drawstring storage bagPremium lube packetUser manual