The Ontario Hockey League or OHL, is a professional ice hockey league based in Canada and features 17 teams from Canada and 3 teams from the United States. For a player to play in the Ontario Hockey League they have to be between the ages of 15 to 20. The main championship for the OHL is the J. Ross Robertson Cup which is awarded to the winner of the Ontario Hockey League playoff championship. The current holders of the Cup is the Owen Sound Attack. The Ontario Hockey League is one of the three Major Junior ice hockey leagues which is part of the Canadian Hockey League.