Match that measurement (in inches or cm) towards the brand's size chart. A completely new helmet should be tight plenty of that the "cheek pads" make you seem like a chipmunk. They'll split in! If you want cell connectivity without plunking down for, and putting in, a separate helmet comms https://visaconsultantsialkot36059.smblogsites.com/39863941/how-andes-scooters-can-save-you-time-stress-and-money