1Storm Adult Motocross Helmet BMX MX ATV Dirt Bike Downhill Mountain Bike Helmet Racing Style HKY_SC09S; Shark Red

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1Storm Adult Motocross Helmet BMX MX ATV Dirt Bike Features

• DOT Approved; L (57-58 CM,22.4/22.8 Inch)

• Light weight durable aerodynamic thermoplastic alloy shell

• Heavily cushioned and comfortable interior

• Beautiful glossy UV protective finish

• Removable and washable padding

About 1Storm Adult Motocross Helmet BMX MX ATV Dirt Bike

Helmet Size Chart S 53-54 CM 20.9/21.3 Inch M 55-56 CM 21.7/22.0 Inch L 57-58 CM 22.4/22.8 Inch XL 59-60 CM 23.2/23.4 Inch XXL 61-62 CM 23.8/24.1 Inch Helmet Size Tips (1)Wrap a measuring tape around your head about a half-inch above eyebrows (2)Take measurement two to three times to pick the largest one.