Box lacrosse The roots of indoor lacrosse are obscure, but its invention has been attributed to one Paddy Brennan, a field lacrosse player and referee from Montreal, who, being annoyed by the constant slowing of play from balls going out of bounds in the field game, experimented with indoor games at the Mount Royal Arena during the early 1920s. Joseph Cattarinich and Leo Dandurand, owners of the National Hockey League's Montreal Canadiens in the 1920s, led the participating ice hockey arena owners to introduce the new sport. In the 1930s, 6 v 6 indoor lacrosse came to be played in the summer
Goaltender (box lacrosse) extra layer of padding on the outside of the glove to deflect damaging shots. This extra padding is on both gloves and serves to also protect the inner wrist of the stick-hand, which is often exposed in the crouch position when wearing hockey gloves as a lacrosse goalie. At the same time, lacrosse goalie gloves are required to give the goalie wrist mobility for when he must handle the ball. Box goalies wear two different types of helmets. One type is the standard field lacrosse helmet, the other is the ice hockey mask. Field masks have strongly reinforced face masks,