Match that measurement (in inches or cm) towards the brand's size chart. A different helmet should be limited sufficient that the "cheek pads" make you glance like a chipmunk. They will crack in! When you want cell connectivity without plunking down for, and installing, a separate helmet comms system in https://apparels-pickup33209.total-blog.com/alpinestars-gloves-sizing-fundamentals-explained-65080912