To provide a good looking trousers protector to give an improved feeling of wearing.

This tool uses two protection units for both trousers, the respective protection units are composed of first and second rigid cover parts 1 and 2, which are mutually connected by a joint, mounting mechanism 3 and 4 are provided for attaching these parts to trousers so as to release and adjust them, and the cover parts 1 and 2 are mounted on the leg parts of the trousers of a player. Thus, since the leg parts are covered with the protectors as a whole, the leg parts can be protected from dirt or shocks.