1. Protection of the lower leg, is the most important;
2. At the same time is to install the leg shield, but also make long tube;
3. wear socks so that the legs of the muscles tense, more concentrated force;
4. The socks and stockings of the two teams on the court are generally different in color, so players can more easily differentiate between enemy and friend during the melee;
5. For the referee to distinguish the legs of the double team members to improve the accuracy of the penalty.