Together with some friends (16-19Jahre) I have the parts just a weekend full load. The blows really do not hurt as long as you do not hit the face or the soft tissues with full force. With a little caution can be easily avoided, however the. The build quality is really great, so no foam of falling apart after the third beat. Both stand as well, one should avoid being supported thereon. I myself will probably buy me even a set. Therefore there 5 Star.