Whether it's quiching down a trail or slashing down the hill, the ALTEC is riders' choice for a mountain bike helmet that features incredible light weight, ventilation and protection. Including the rotating Smartshock® protection system, the patented elastomer immediately diffuses energy upon impact.CHARACTERISTICS : Smartshock® rotating protection system (14 points) Injection molded multi-density EPS foam shell in 3 sizes (XS / S, S / M and L / XL) Large air flow thanks to 15 ventilation channels Increased protective surface, but ultra-light weight Integrated eyeglass placement system Multi-step adjustable visor designed to optimize vision and goggle placement Washable liner in absorbban anti-microbial fabric Ratchet adjustment system New: Fidlock SNAP magnetic buckle
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