The Curve Black Male Chastity DeviceThe Curve Chastity Device is designed to lock up your monster cock like never before. Newly updated to incorporate the larger cage of the classic Curve model and the innovative ring design of the CB 6000. Your larger package will be at home locked in our comfortable and secure Chastity device. Find comfort and security for your impressive girth and stay locked up for good. Kit Includes: The Curve cage U ring sizes for a custom fit #1 (2") #2 (1. 875")