Design & Technology: Mountain bike helmet designed for optimal comfort and protection MIPS(R) Brain Protection System reduces rotational forces caused by angled impacts to the head for added protection Complete Koroyd(R) coverage for lightweight, energy-absorbing and ventilated impact protection AirEvac(TM) ventilation system integrates with Smith(R) goggles and eyewear for fog-free vision VaporFit(TM) dial adjustment system offers 270deg fit adjustment with the turn of a dial Ionic+(R) antimicrobial lining offers sweat-activated odor control for maximum comfort Integrated skeletal structure creates a roll cage for added strength and impact protection 20 fixed vents provide consistent airflow for maximum comfort Three-position adjustable visor Lightweight, low-bulk single-layer webbing Front and rear eyewear storage channels offer convenient storage Camera and light mount compatible so you can relive your favorite rides Designed for total integration with Smith(R) performance eyewear and goggles for increased comfort, venting, and convenience Complies with U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older Style: FOREFRONT2MIPS