Natural Joy Bamboo Twin Fin Crafted by the elusive Addy J, c.2009 from bamboo etc that he has growing on his property in the Tweed hinterland. This 6 feet x 21 inches twin fin was custom built for legendary Billabong and Reef 'free surfer' Brendan 'Margo' Margieson a few years back. To many Margo was the original professional free Surfer. Condition-9/10.