What is a vertical panel, or a horizontal seam, what is a luff panel and what does too much twist at number 3 mean? Well it is all about sail design..

We may all take our sails for granted, we just plug em into the board and then go, but have you ever wondered just how a flat piece of clear plastic is turned into the three dimensional super versatile wing that gives us so much fun?

In this professionally shot mini documentary we team up with the Gun Sails design and testing team. We discover just how a sail is made from a series of ideas on a computer screen, through to prototype and then to the manufacture. If you want to watch a really insightful film into a different side of windsurfing then make sure you click through HERE.

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