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Giro Ratio Mips Helmet


  • CE EN1077
  • Hard Shell construction: EPS foam liner
  • Compatible with aftermarket Giro audio systems by Outdoor Tech
  • In Form
  • Fit System - easy to dial in a custom fit in seconds, even with gloves on. Ergo-friendly dial at the base of the helmet that provides up to 6cm of adjustment and enhanced stability
  • Seamless Compatibility with all Giro goggles: Mips&reg
  • equipped
  • 610g (size Medium)
  • Seamless Compatibility with all Giro goggles
  • Hard Shell construction produces great helmets at a great value. A rugged outer shell is molded and then attached to the EPS foam liner.
  • Thermostat Control
  • adjustable venting - allows custom-tuning of airflow instantly with a simple, low-profile control button on the outside of the helmet: Stack Vent