Built for versatility on the road or trail, the Smith Network MIPS Helmet combines lightweight impact protection with a well-ventilated design. Zonal KOROYD® and Mips® technology work together to absorb energy from angled impacts, while 15 fixed vents and the AirEvac system maintain consistent airflow to keep eyewear fog-free. An Ionic+® antimicrobial lining manages sweat and odor, and integrated pass-through channels provide convenient eyewear storage when the light fades. Zonal KOROYD® coverage for lightweight, energy-absorbing and ventilated impact protection Mips® Brain Protection System reduces rotational forces caused by angled impacts to the head Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older as well as CE EN 1078 Designed for ultimate integration with Smith performance eyewear and goggles for maximum comfort, venting and storage convenience AirEvac ventilation system integrates with Smith eyewear for fog-free lenses 15 fixed vents for consistent airflow Optional fabric visor Ionic+® antimicrobial lining offers sweat-activated odor control Lightweight, low-bulk single layer webbing Weight (Size M, Mips®): 11 oz / 300 g Information provided by manufacturer