Key Features BOA® Fit System Mips® Integra Split Adjustable visor Under-visor GoPro mount Multi-sized cheek pads to optimize fit Description Lightweight, downhill-certified, full-face helmet The Proframe RS Sol Helmet takes the lightweight breathability of the Proframe and elevates it to the next level of safety and performance. Featuring the all-new Mips® Integra Split protection system, which combines a dual-density foam - for high and low-speed impacts - and a Low Friction Layer between the two layers designed to reduce rotational forces in a crash that would otherwise be transmitted to the brain. The BOA® Fit System allows for a precise and adjustable fit in the pro-level, downhill-certified helmet. Specifications BOA® Fit System for class-leading fit and security Mips® Integra Split impact protection system combines an EPP liner with the EPS layer and is designed to reduce rotational forces in a crash 3-position adjustable visor compatible with goggles Removable under visor GoPro mount included Increased ventilation and decreased surface contact area improve cooling Ionic+® antimicrobial liner and cheek pads to optimize fit FIDLOCK magnetic closure Size & Fit Size Sizes: small, medium, and large (see size guide for measurements) How to Dial Your Fit BOA® dial: micro adjustments - counterclockwise to loosen, clockwise to tighten - allows for a precisely dialed fit. Adjust while wearing the helmet. Back cradle: four points of adjustment move the cradle up or down your head to ensure the best fit possible. Cheek pads: two sets of cheek pads are included with the helmet - a preinstalled thin pad set and an optional thick pad set for a more snug fit. Materials & Care Care For care instructions, see our Helmet Care Guide Note: Avoid exposure to aerosol sprays like bug repellent and sunscreens as they can cause your helmet's finish to peel Materials: 27% ABS, 26% EPS, 20% polycarbonate, 16% polyurethane, 11% Pa