Pin their balls to the floor and experience the ultimate in humiliation and control with this unique bondage piece. Designed to clamp down around the scrotum, it has a non-removal base, designed to be screwed into the floor or other mounting surface. Two screws are included. Just attach the base to a sturdy, flat surface, lay them down, and enclose their balls in the smooth stainless steel CBT stretcher. The allen wrench screw ensures that there is no escape without the proper tools, so they will be held down and at your complete mercy throughout their confinement. We recommend that this device be used lying down to avoid movement and possible injury. Measurements: 9.5 inches in total length, 1.35 inches in diameter. Material: Stainless steel. Color: Grey