Aero Road vs Aero TT Helmets: Which Is Faster? | GTN Does Science

Which helmet should you race your triathlon in? Road helmet, aero-road helmet, or full aero helmet? We’re going to help you answer that question by comparing helmets, and looking at all the factors to consider we took a trip to the Geraint Thomas National Velodrome of Wales to make sure you're next race day is rapid!

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