Giro Women's Verona Bike Helmet - 2014 In-Mold polycarbonate technology bonds the helmet's tough outer microshell to the impact-absorbent expanded polystyrene liner, creating a light, cool and strong helmet Acu-Dial fit system can be adjusted with a single hand for a comfortable, secure fit 22 vents provide airflow to keep you cool Reflective rear decal to enhance visibility Snap fit visor with reinforced anchor points