Over the past few years, twin fins have seen a massive rise in popularity in surf zones across the world. The twinnie never ...

The most definitive element of any surfboard fin is its plan shape, area, or outline, which is characterized by: 1) height/depth, 2) base length and 3) rake, or “sweep,” which is the distance ...

Rocker, fins, foil, and outline curve all work in harmony ... standing up on their small hulls on the way in through the surf. Canoe? Kayak? Reed hull? It’s almost like speculating if there ...

This summer, I wanted a surfboard that would work in all conditions; I wanted a board that was different from my standard tri-fin shortboard ... like a standard fish outline.

Australian surfer and shaper Neal Purchase Jr. has combined the best parts of a single-fin and a twin-fin in a new surfboard design he calls the Duo. Neal Purchase Jr. (NPJ) is an Australian ...

Kelly Slater / Slater Designs Eleven-time world champion Kelly Slater has been pushing the sport of surfing forward ever ... forward—namely he borrowed the outline and curves of the ocean ...

Three researchers and six surfers spent six days testing different prototype fins off the Mentawai Islands on the western coast of Sumatra in Indonesia, surfing and collecting data for up to eight ...

If you got that type of surfboard knowledge the tech is there, the fins have so much drive and hold the template and outlines these days are incredible. Trust your shaper. Also, go get on one and ...