DESIGN & TECHNOLOGY:Adult fitDesigned with rider inputSuper Fit™ engineered for a snug, secure fit while ridingIn Form™ sizing allows for a dial-in, custom fitGlove-friendly size dial8 Super Cool™ vents push hot air out and vent cool air inInnovative Stack Vent™ system aligns with the center vent to keep goggles clear and free of fogVentilation systems allow goggles an anti-fog wearCompliance: ASTM F2040 / CE EN1077Hard, durable exterior shellEPS foam liner for a comfort fitSIZING:We recommend you try helmets on before buying. Make sure the helmet fits with a little room when the fit system is loose, and sits low enough to protect your child’s forehead without hindering vision. Once you’ve got the right size, you can adjust the fit.Small: 20.5”-21.8”/52-55.5 cmMedium: 21.8”-23.25”/55.5-59 cmLarge: 23.25”-24.7”/59-62.5 cm Brand: Giro Type: Helmet Size: S Color: Blue Minimal usage

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