100%'s Altec is the rider's choice for an incredibly lightweight, ventilated and protective trail helmet. Perfect for all-mountain riding the Altec offers a great combination of  protection and comfort for long days in the saddle.

The Altec's modern design makes use of up to date features like easy to use ratchet adjustment and Fidlock magnetic strap buckle. The 15 large vents make for superb air flow and keep you nice and cool. The Altec has been designed with MTB glasses and goggles in mind and you can happily use either with this helmet.

• Smartshock® Rotational Protective System (14 point).
• Multi-Density EPS foam injection molded with polycarbonate in size specific molds (XS/S, S/M and L/XL).
• Massive airflow with an impressive 15 ventilation ports.
• Expanded coverage while still lightweight.
• Integrated sunglass storage system.
• Multi-point adjustable visor designed for maximum vision and goggle stowage.
• Washable, moisture-wicking anti-microbial liner.
• Adjustable ratcheting fitment system.
• Fidlock SNAP magnetic buckle

RECOMMENDED SIZING - 

• XS/S - 50-55cm
• S/M - 55-59cm
• L/XL - 59-63cm