JR mannequin for training Very easy to place both in a training room and at your home. Both leg and arm techniques can be performed on this martial arts training manikin.  Human-shaped manikin for children can be adjusted in height Innovative system for fixing the impact area, made of sponge, which eliminates the danger of injury. Water-based training manikin for indoor use not outdoor.  Base more solid you can replace the water with sand.