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The Da Hui Backdoor Shoot out in Memory of Duke Kahanamoku Invitational, its uniquely jersey-less, four-man-team format, and its spotlight on some of Hawaii's top watermen, an excellent chance to see top action from the island's best in their respective watersports, including bodysurfing, bodyboarding, longboarding, SUPing, and shortboard surfing. Hawaii's underground talent as well as household names like Makua Rothman, Jamie O'Brian, Kealii Mamala, Koa Rothman, John John Florence and Mason Ho — last year's winner — are surfing their best at Backdoor, Pipeline, and Off The Wall.