Mips brain protection system Boa closure system lets riders easily secure & adjust helmet fit with one hand In-mold composite skeleton increases helmet integrity & provides larger vent variations Helmet pads are soft, comfortable, moisture-wicking, & washable Flatlock dividers make helmet strap management simple Internal, recessed channels move airflow over your head to stay cool & dry Reflective elements on back of helmet Crash replacement guarantee provides a free helmet replacement if involved in a crash within the first year of ownership