Smith Optics Mainline MIPS Lightweight Full-Face Mountain Bicycle Helmet

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Protection: Complete Koroyd coverage for lightweight, energy-absorbing and ventilated impact protection, MIPS Protection System reduces rotational forces caused by angled impacts to the head.

Fit: Three washable cheek pad kits, two crown liners and two neck rolls let you fine tune the fit. D-ring chin strap fastener for a snug fit.

Integration: Designed for ultimate integration with Smith performance goggles for maximum comfort, venting and storage convenience. AirEvac ventilation system integrates with Smith goggles for fog-free lenses.

Features: 21 fixed vents for consistent airflow. Adjustable visor. Hybrid X-STATIC / Ionic+ performance lining for odor resistance.

Weight and Certifications: (Size M, MIPS) 27 oz / 770 g. CPSC CE EN 1078 and ASTM F1952 downhill certified.