Creatures Of Leisure Nat Young Arc futures style 1-tab thruster fin set. Size small in black and yellow design. The Creatures of Leisure Arc Series Fins have a Sweep of 36° providing extra drive for carving maneuvers, rail to rail transitions & down the line surfing. Core Flex construction creates a lightweight, fluid flex pattern, designed for maximum speed and responsiveness. If that wasn't enough, the Creatures of Leisure Arc Mitch Coleborn is available in a small, medium and large set so there's a size for your style of surfing Nat Young has tweaked this template to help create a fin you're sure to love!