Slip on the Giro Women's Sheer Helmet the next time you want to look good and stay safe at the ski resort. In-mold construction combines a tough polycarbonate shell with an impact-absorbing liner for an ideal blend of safety and comfort. In Form adjustability utilizes a glove-friendly knob to provide a secure fit. Use the Thermostat Control to close or open the Super Cool vents to meet the riding conditions for the day. Giro audio compatibility lets you slide Giro audio systems inside the ear flaps for fun times in the park.