Lonnngg Twin Keel Fins, Single Tab Dual Tabs Fins Surfboard Fins, Twin Fin Fishtail Surfboard Fins Twin Keels - Smooth Fiberglass Flex (F2-Blue)

["Includes: twin keel fin, premium fin bag and fin key.","Material: Made of lightweight, high-strength Fiberglass Reinforced Polymer material.","High performance: Slice smooth sweeping arcs in the waves, with the stiff flex and balanced template of these twin keel fins (similar template to Fu K2 Keel fins). Designed for twin-fin fish surfboards, both modern and retro boards.","If you're anything like us then you love the speed you get from flying down the line on a fish. We made sure to give this fin plenty of base and area to get you moving faster than most!"]