Starvos MIPS offers versatile performance for road riders of all types, with premium protection, airflow management & a fit thats comfortable across a wide range of head sizes. MIPS (Multi-directional Impact Protection System) was developed by brain surgeons & scientists to help reduce rotational forces on the brain caused by angled impacts to the head. Product details MIPS Brain Protection System Boa closure system lets riders easily secure & adjust helmet fit with one hand The in-mould composite skeleton increases helmet integrity & provides larger vent variations The helmet pads are soft, comfortable, moisture-wicking, & washable Flat Lock dividers make helmet strap management simple Internal, recessed channels move airflow over your head to stay cool & dry Reflective elements on back of helmet The Crash Replacement guarantee provides a free helmet replacement if involved in a crash within the first year of ownership