The Bern Men's Brentwood Bike Helmet is a tried and true favorite and also the best selling men's helmet in the Bern line. The Brentwood is certified for both bike and snow sports. After linking a few turns with your snowboard or skis on your favorite runs at your local mountain keep this lid on, hop on a bike and pedal over to your favorite apres spot. The performance liner with adjustable dial allows for a customized fit with moisture control for comfort and these accessories are sold separately depending on your needs. Utilizing Bern's Zipmold Technology this helmet has a tapered, thinner, low profile fit that is lighter weight with a higher strength to weight ratio than in-mold helmets.