1Storm Adult Motocross Helmet BMX MX ATV Dirt Bike Downhill Mountain Bike Helmet HKY_SC09S Monster Shark + Goggles + Skeleton Glove Bundle Color:Z Bundle Shark Blue Extra Strong Harden Plastic Panel

Extra Strong Harden Plastic Panel

M  55-56 CM 21

XL                                      53 Inch                        32 Inch                                                      XXL                                     55 Inch                        33 Inch

Universal Size Fits Most of Adult People

Back Length 18

1Storm Adult Motocross Helmet BMX MX ATV Dirt Bike Downhill Mountain Bike Helmet HKY_SC09S Monster Shark + Goggles + Skeleton Glove Bundle Color:Z Bundle Shark Blue Extra Strong Harden Plastic PanelFeatures Package Includes: One Adult MX Helmet + One Pair of MX Goggles + One Pair of MX Gloves; Ultra light weight durable aerodynamic thermoplastic alloy shell; Heavily cushioned and comfortable interior, Removable and washable Beautiful glossy UV protective finish; DOT Approved; Technical Details Brand: 1Storm Model: HKY_SC09S Shipping Weight: 5 pounds Manufacturer Part Number: HKY_SC09S CAPA Certified: DOT Certified Helmet Size Chart S 53 54 CM