Youth Altitude Helmet by 509 16HAE
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The Altitude Helmet by 509® features:

  • Innovative dual-density, interlocking EPS foam liner that provides top crash protection in the event of an accident
  • Front chin area of the helmet is protected by a specially designed expanded polyurethane chin insert that provides front impact protection
  • Outer shell is made of a specially designed thermoplastic poly alloy material for maximum shell strength with minimal weight
  • Innovative aerodynamic channels run across the entire contour of the helmet
  • Channels are integrated into the special thermoplastic poly alloy shell and direct adequate air flow into the specially designed vent scoops
  • Features 6 integrated vent scoops that provide necessary ventilation to keep you comfortable when riding
  • Overall the helmet features 8 total intake/exhaust vent ports
  • For those cold days, snap in the included cold weather breath box
  • Unique aerodynamic visor features a locking top center mount that holds the visor in place and prevents unwanted visor movement
  • Available in 9 sizes which are carefully designed across 3 outer shell molds, providing a precision fit, while minimizing overall helmet circumference
  • The neck brace ready, contoured shell base provides a comfortable, yet snug feel when putting the helmet on
  • When the helmet is fully in place it provides an unmatched comfort fit that prevents unwanted excessive helmet movement
  • The eye port of the helmet was carefully crafted to fit our 509® Sinister X5, and Aviator goggles perfectly
  • 1260g
  • Meets or exceeds DOT & ECE 2205 safety certification standards

Note: We do not accept returns on helmets.

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