The OBA is an Ontario governing association for the sport of boxing. The OBA members control the association & with the first priority to safety. Many OBA clubs offer amateur & professional training & competition. Prior experience in combat sports, must be declared in order to join the OBA & that includes, kick boxing, Muay Thai (aka Thai); MMA; Ju Jitsu; etc. We will allow you to compete in boxing once you declare your prior experience.