Wind tunnel tested: Which aero road bike helmets are the fastest?
Briefly

When buying a road bike helmet, safety is crucial, but third-party tests are limited. Consider factors like ventilation, weight, fashion, and aerodynamics for the best choice.
Aero road helmets vary in design, with some focusing on aerodynamics, while others take a more subtle approach. Claims of being more aerodynamic or faster are common among these helmets, but comparisons across brands are rare.
Read at cyclingnews.com
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