Giro

Giro Ratio Ski Helmet

Matt Black

Out of stock

Information

Item code: 139758

Features:
  • Men's Giro Helmet
  • Construction: A rugged outer shell molded and attached to an EPS foam liner
  • In form fit system: Make up to 6cm of adjustment in seconds with the dial at the back of the helmet - even with gloves on
  • On-the-fly vertical tuning: Allows the helmet to be adjusted to fit your head perfectly and align with your goggles eliminating any gaps
  • Thermostat control: The easiest ventilation system on the market, with the touch of a button open or close your vents to have your perfect temperature
  • Stack ventilation: Strategically placed vents at the top of the helmet ventilate hot air eliminating goggle fog
  • Audio: Compatible with aftermarket Giro audio systems by Outdoor Tech (Sold separately)
  • Goggle compatibility: Seamless compatibility with all Giro goggles
  • Certification: CE EN1077
   

Product Sizing Chart

Size (Unisex) Head Circumference (Inch) Helmet Size (cm)
Small 20.5 - 21.75 inch 52 - 55.5 cm
Medium 21.75 - 23 inch 55.5 - 59 cm
Large 23 - 24 1/4 inch 59 - 62.5 cm
X Large 24.5 - 25.5 inch 62.5 - 65 cm

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