Essential protection, open-face performance helmet The Speedframe Solid Helmet offers the recognizable Fox style, along with Mips® technology for trail protection, optimized ventilation for temperature control, and the 360° Fit System for a precise fit. Combining these features with Fox's renowned aggressive design, this MTB helmet is perfect for shredding on the trails. Mips® added protection system has been proven to reduce the rotational motion when implemented in a helmet by absorbing and redirecting energies and forces otherwise transmitted to the brain Optimized venting with channeled, in-molded EPS provides efficient cooling Removable, washable moisture wicking liner 360° Fit System allows you to dial in your perfect fit every ride One-hand-adjustable visor is compatible with sunglasses and goggles Sunglass-specific storage solution