Box lacrosse 1998, the NLL entered into the Canadian market for the first time with the Ontario Raiders. Although 5 of the league's 9 teams are based in American cities, more than two-thirds of the players are Canadian. During play, a team consists of six players: a goaltender and five "runners". A runner is any non-goalkeeper position player, including forwards, transition players, and defenders. Runners usually specialize in one of these roles and substitute off the field when the ball moves from one end to the other. When the sport originated teams played with six runners. However, in 1953 the sixth runner,
Box lacrosse a position called rover, was eliminated. The goalkeeper can be replaced by another runner, often when a delayed penalty has been called on the other team or at the end of games by teams that are behind to help score goals. A player's lacrosse stick must be between and in length (youth levels may use shorter sticks). In most box lacrosse leagues, the use of a traditional wooden stick is allowed. However, almost no lacrosse players use wooden sticks anymore, preferring aluminum or another metal, and a plastic head. In the NLL, wooden lacrosse sticks are not allowed. Besides a