Smith Optics Engage MIPS Helmet Matte White/Cement MediumFor mountain bikers looking for a stylish, great fitting helmet, look no further than the Engage. Coverage is extended on the back of the head for additional protection and the 21 vents will keep riders cool on hot days. The Engage features the secure custom fit of Smiths VaporFit system while the AirEvac channels promote airflow to prevent fogging of your eyewear. The Engage also features channels on the front of the helmet for eyewear storage, and a