The first prototype
So after my initial research into available devices I started experimenting with designs. I created quick prototypes with brass and copper and soldered joints to see if the general idea was viable. I liked the design of the steel-cable chastity belts. They looked comfortable, lightweight and adjustable. One thing I did not like was the cable across the testicles. Since I did not want something like this I designed something that would go around my testicles instead of over the middle. It looked like this. Then I designed a cage for the penis that looked like this. When put together you had something that looked like this. When worn, it looked like this. This prototype was working the following way. You put your balls through the big loop. At the end of the loop two cables go through your butt-crack. Further up they separate again and go around your hip to come to the front. Your penis is stuck in a cage which is fixed to the ball-loop. The ends of the cables are then locked atop the w