The helmet is class B and features a matte finish shell and an aerodynamic design. Adjustable ventilation system that facilitates airflow. Padded earflaps. Removable interior lining with adhesive straps. Adjustable chin strap with quick-release buckle and size adjustment system. Equipped with RECCO®* technology to help rescue professionals find you in case of an accident, avalanche, or getting lost in a hard-to-reach area. Includes mini bag. *For more information about RECCO® technology, please visit their website: www.recco.com