The carbon claw impact gx 3 2ft synthetic leather punch bag is an authentic junior sized version of the adult punch bags made to the same proportions so aspiring boxers can practise correctly for the future filled with absorbent material that gives a real feel the bag has lighter fill at the bottom so that over time the heavy fill at the top sinks downwards to the main hitting area creating the right balance for a great boxing experience the heavy duty material keeps the bag strong and the