Deftly engineered for the demands of the modern-day mountain biker, the 100% Altis utilizes our proprietary Smartshock suspended rotational system coupled with 14 ventilation ports resulting in a safe, breathable, and budget-friendly trail helmet. Add in the adjustable visor for a cohesive storage of all 100% eyewear and goggles and you’re ready to hit the trails.
Sizing Guide
ALTIS Inches Centimetres
XS/S 19 5/8 - 21 5/8 50 - 55
S/M 21 5/8 - 23 1/4 55 - 59
L/XL 23 1/4 - 24 3/4 59 - 63
- Smartshock® Rotational Protective System (11 point)
- High Density EPS foam injection molded with polycarbonate in size specific molds (XS/S, S/M, and L/XL)
- Massive airflow with an impressive 14 ventilation ports
- Expanded coverage while still lightweight
- Multi-point adjustable visor designed for maximum vision and goggle stowage
- Washable, moisture-wicking anti-microbial liner
- Adjustable ratcheting fitment system
- Nexus push release snap-buckle
Sizing Guide
ALTIS Inches Centimetres
XS/S 19 5/8 - 21 5/8 50 - 55
S/M 21 5/8 - 23 1/4 55 - 59
L/XL 23 1/4 - 24 3/4 59 - 63