The Giro Trig MIPS® Helmet fuses a stylish brimmed freestyle design with top-of-the-industry protection and easy-to-adjust ventilation for nonstop comfort. The In Form™ Fit System allows for a truly custom fit with a twist of dial while MIPS protection gives you peace of mind with industry-leading protection. Whether your ascending or descending the stack ventilation ensures your goggs don't fog up and the brimmed design is seamlessly compatible with any Giro goggles.
|ADULT SUPER FIT SIZE||CIRCUMFERENCE|
|S||52 - 55.5 cm|
|M||55.5 - 59 cm|
|L||59 - 62.5 cm|