ngineered specifically for people who wear glasses when they ride, the Index features a finely crafted interior with extra volume to accommodate optic frames comfortably.
• Seamless Compatibility with all Giro helmets
• Over The Glasses technology (OTG), Temple cutouts for eyeglass frame arm pieces, Double-layer face foam with micro-fleece facing, Anti-Fog coating
• OTG medium size adult frame
• Thermoformed cylindrical lens