The Louis Garneau Vortice is a serious effort to pack in as many features as possible into a single aero helmet. I don't have a wind tunnel to back up the claims, but it's a good-looking helmet, easy to use, and well-ventilated.
In our final segment of this year's Ironman World Championships, we're going to take a closer look at the wide array of custom helmets made just for the pros.
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