smith arrival mips snow helmet women's Vantage compatible (sold separately) so you can keep the tunes going while you explore new runs Vida Mips Snow Helmet -

Designed with input from top-level roadracers like Eric Bostrom and Chris Vermeulen, the X-Eleven was tested and refined in Shoeis wind tunnel to perfect its aerodynamic properties and ventilation system

Construction Weight: 570g @Size M 3-piece shell construction with additional inner safety reinforcement Ergonomic helmet shape Automatic climate control Disc-fit Vario Magnetic Link Seamless microfibre lining changeable & washable Seamless padded microfibre chin strap Skin friendly materials Certification EN 1077B Goggles available separately

The base of a helmet is the place where most noise gains access to the riders ears

For racing, look for aerodynamic helmets like the AGV Pista GP RR