Giro Tyrant Spherical Adult Dirt Bike Helmet - MTB & Off-Road Motorcycle Helmet for Men & Women - Lightweight & Ventilated for Trail Riding & Motocross Racing

Tyrant MIPS Montaro MIPS Artex MIPS Chronicle MIPS Radix MIPS FEATURES MIPS Spherical / Tool-free, bolt-on visor / Goggle compatibility / Stack ventilation / Quick-dry padding / Check pad ventilation / Spare set of cheek pads included for fit tuning P.O.V. Plus visor adjustment / XT2 padding / Full camera mount integration with breakaway feature / Full goggle integration with strap grippers / MIPS equipped Integrated MIPS technology / Cool-fit padding / Featherweight webbing with Slimline buckle / Quick-Link Visor Deep coverage / P.O.V. Plus visor / Extra-plush Coolmax padding / MIPS equipped Integrated MIPS technology / Deep coverage / P.O.V. visor / Cool-fit padding CONSTRUCTION Hardshell with In-mold / polycarbonate Hardbody lower wrap / Progressive layering with EPS outer liner and EPP inner liner Full-wrap In-Mold polycarbonate shell with EPS liner / Roll Cage reinforcement Full-wrap In-Mold polycarbonate shell with EPS liner / Four polycarbonate hardbodies In-Mold polycarbonate shell with EPS liner Full-wrap In-Mold polycarbonate shell with EPS liner FIT SYSTEM Roc Loc Air DH Roc Loc 5 Air Roc Loc 5 Air MIPS Roc Loc 5 Roc Loc 5.5 MIPS VENTILATION Channeled Stack ventilation at brow line / 14 vents with internal channeling 16 vents with internal channeling 25 Wind Tunnel vents with internal channeling 14 Wind Tunnel vents with internal channeling 25 Wind Tunnel vents with internal channeling SIZES SUPER FIT SIZES: S (20”–21.75” / 51–55cm) - M (21.75”–23.25” / 55–59cm) - L (23.25”–24.75” / 59–63cm) SUPER FIT SIZES: S (20”–21.75” / 51–55cm) - M (21.75”–23.25” / 55–59cm) - L (23.25”–24.75” / 59–63cm) - XL (24”–25.55” / 61–65cm) *(Available in select colors) SUPER FIT SIZES: S (20”–21.75” / 51–55cm) - M (21.75”–23.25” / 55–59cm) - L (23.25”–24.75” / 59–63cm) - XL (24”–25.55” / 61–65cm) *(Available in select colors) SUPER FIT SIZES: S (20”–21.75” / 51–55cm) - M (21.75”–23.25” / 55–59cm) - L (23.25”–24.75” / 59–63cm) - XL (24”–25.55” / 61–65cm) - *(Available in select colors) SUPER FIT SIZES: S (20”–21.75” / 51–55cm) - M (21.75”–23.25” / 55–59cm) - L (23.25”–24.75” / 59–63cm) - XL (24”–25.55” / 61–65cm) *(Available in select colors)