Giro Ratio MIPS

Giro Ratio MIPS


The Ratio™MIPS is a no nonsense helmet that boasts the features found on Giro’s premium helmets, yet at a more accessible price. Beneath the sleek silhouette, you’ll find the adjustability of an In Form fit system, Thermostat Control adjustable venting and compatibility with aftermarket audio systems by Outdoor Tech. The Ratio is also available with MIPS—which can offer more protection in certain impacts aby redirecting impact energy.


  • Construction - MIPS — Multi-Directional Impact Protection System

  • Hard Shell Construction Fit System

  • In Form Fit System

  • Vertical Tuning VentilationT

  • hermostat Control adjustable venting

  • Stack ventilation 

  • Compatible with aftermarket Giro audio systems by Outdoor Tech

  • Certification CE EN1077

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