Bicheondo Gageom (The official training sword of the World Taekwondo Federation) This sword is a sword that was created through long-term research by the Taekwondo Federation. Two bamboo nails are driven into the handle, and a string is attached to the end of the handle to prevent the sword from coming off during training. It also has blood vessels to make sounds, and it is made so that beginners can easily learn sword techniques and sword forms. Purchase inquiries: 02-822-1822