Fox Crossframe Pro ASHR Helmet Calling all gravel'ers Whether you're taking on a gravel epic, a challenging XC race, or the local flow trails, the Fox Crossframe Pro is the lightweight, breathable answer for riders in search of trail-ready protection with the performance to take on all types of rides. The Crossframe Pro is designed for airflow, with channeled, in-molded vents that direct cool air over the head during hard efforts. With its lightweight design and exceptional cooling ability, the Crossframe Pro doesn't skimp on protection, with a dual-density Varizorb EPS liner to absorb impact forces, paired with MIPS(R) technology to lessen rotational forces during certain types of impacts. The Crossframe Pro's coverage is designed to offer the protection you need and nothing you don't, with a BOA(R) closure for easy one-handed fit adjustment. Features MIPS(R) protection system helps to reduce rotational forces on the brain during certain rotational impacts Lightweight Varizorb EPS absorbs impact forces without excess weight Removable and washable Ionic+(R) padded liner with anti-microbial properties BOA(R) retention system for easy one-handed fit adjustment and exceptional reliability Optimized for gravel, XC and light trail riding with head coverage and ventilation that balances performance during hard efforts with critical protection Fidlock(R) SNAP buckle for easy entry and exit SPECIFICATIONSFit System BOA Dial Intended Use XC, Gravel, Trail Padded Liner Removable, Washable Ionic+(R) liner Weight N/ASIZE CHARTSize Small Medium Large Head Circumference (cm)51 - 55cm55 - 59cm59 - 63cm | Fox Apparel | Crossframe Pro Ashr Helmet Men's | Size Large In Olive Green