Ban, which translates as arrow is a pair exercise that is similar to pummeling in wrestling. It helps to toughen the body to the friction applied during wrestling bout as well as how and when to translate ones weight in relation to their partners shift in equilibrium. It's name comes from the action of the movement which is similar to that of drawing a bow.
Ban is used as a conditioning exercise for Jor and helps toughen arms which in wrestling can become bruised easily. It also acts as a form of aggressive massage for the upper body.