The kit you wear is very important in improving your performance. It should provide you safety. You should wear sliding shorts or pants to avoid scratches to your legs. You should get your shin guard right. You can use those shin guards that come with ankle guards. Make sure that you wear a shin guard that does not slide over and cause discomfort. You can also wear a full sleeve padded goalie shirts. They can prevent your arm from injuries while sliding for getting the ball or diving to prevent the ball from reaching the back of the net. Last but not the least, you should use a good set of goalie gloves. You can find the right kind of glove by doing some research. Usually it is advised that you use goalie gloves that are bigger in size. The fingers should have at least a half inch gap.
Goalkeeper kit