Fins O&E OE1 WhipNeed some new surfboard fins? Designed for lighter, more agile surfers, the OE1 Whip Thruster surfboard fin provides those whippy turns in the pocket and the ability to slide the tail while maintaining control. Want to loosen your surfboard up? These are the perfect surfboard fins for you! Flex: More flex (whipper response) for the light, more agile surfers. Ideal Waves: All types but best in beach breaks. Thruster: Predictable Control used in the