You'll feel like the Smith Convoy MIPS adult mountain bike helmet was tailor-made for your head. Turn the dial in back, and the VaporFit™ system adjusts like a halo around your skull. When it comes to comfort and protection, this helmet ticks all the boxes. It has the MIPS® (Multi-Directional Impact Protection System) technology that will provide an enhanced impact protection, and all the ventilation you'll need through the hottest days on the trail. In addition to easy integration with performance eyewear, it also features outside channels that store your shades when dusk sets in.