•Features: - Competitive level AM helmet, shell thickness 22mm. For your life to provide more security in the mountain riding. - Has a good ventilation (18 vents), both safe and breathable cool. - Insect net design for wild mountain riding to bring more security. - Built-in EPS absorber shock core, with aramid filament to strengthen the hardness. - With adjustable sun visor, sophisticated design, durable.•Material: PC + EPS•Process: Integrally-molded•Color: Black, Red, Blue, White•Head Circumference: 57-60cm•Air Vents: 18•Density: 85G / L•Package Weight : 516 G / 18.20 Ounces•Package Dimensions (L*W*H) : 280*220*160 MM / 11.02*8.66*6.30 Inches•Retail Packaging: Yes, Colored BoxPackage Include:•1 x Bicycle Helmet