100%\'s ALTEC is the advanced, all-purpose and inspiring rider\'s choice for mountain bike rides and challenges across each level of the trail.Helping you reach new heights on technical terrain, there\'s a multi-point adjustable visor which is compatible with goggles for maximising your vision.Smartshock - 14 Point Smartshock Rotational Protective SystemMulti-Density EPS foam - injection molded with polycarbonateMassive airflow - With an impressive 15 ventilation portsAltec 350g / M-Shell - Expanded coverage while still lightweightSunglass Storage - Integrated sunglass storage systemMulti-point adjustable visor designed - for maximum vision and goggle stowageAnti-Microbial liner - Washable, moisture-wickingAdjustable Ratcheting Fitment SystemNexus Push Release Snap-BuckleSize-specific moulds - XS/S, S/M, and L/XLMaterial: 70% Expanded Polystyrene, 20% Polycarbonate, 5% Polyester, 5% NylonColour: Dark Grey