Golden Mouthguard winner David Rivera back in action for Panama at IMMAF Oceania Open

Pictured: SAFEJAWZ co-founder George Dyer presents David Rivera with the Golden Mouthguard Award. By IMMAF.org lead writer, Jorden Curran Panama’s David Rivera is set to enter his second international championship tournament under the IMMAF banner, the 23-year-old now being confirmed for the Men’s Bantamweight division of the 2018 IMMAF Oceania Open Championships…