Lets start with the shell. LS2 uses 3 separate shell sizes so you get the smallest, lightest shell possible for your personal head size. The cheek pads are slightly curved to accommodate eyeglasses.
LS2 Helmets Gate II Full Face MX Motorcycle Helmet
LS2 Tonal Gray/Black Gate II Battle Scar Helmet 708-1134
LS2 - Gate Full Face Motorcycle Helmet - Matte Black - Size Large - 437G-1014
LS2 Advant II Solid Modular Motorcycle Helmet w/ SunShield Matte Black 2XL
LS2 RAPID II DREAM CATCHER MOTORCYCLE HELMET LID + RAINBOW IRIDIUM SHIELD LARGE
LS2 Stream II America Helmet
