No popping, no loosening. With precision laser-cut stainless steel plates and nickel-chrome plated carbon steel parts, the strength of the joints and the smoothness of their movement is guaranteed. With tension adjustable joints, separate tie-down points for toe and ankle, back and front rig attachment points on chest and hip, detachable forearm sockets for replaceable hands, and various used ball sizes to maximize flexibility, all to make the animating a pleasant experience.