No other helmet in its price range will fit you as well. Our testers loved the Sierra’s superb airflow, removable visor, and adjustable harness that snugs the helmet to your head, all at a killer price.
New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! .
No other helmet in its price range will fit you as well. Our testers loved the Sierra’s superb airflow, removable visor, and adjustable harness that snugs the helmet to your head, all at a killer price.