Key Features:- Thin shell technology MaxFit Construction Integrated Custom Dial 360Specifications:- Weight (g): 360- Safety Techno: EPS4D- Fit: Oval fit MaxFit Construction Integrated Custom Dial 360- Shell Construction: In-mold construction Thin shell technology- Lens Weather: Active ventilation- Ventilation: Active ventilation- Lining: Advanceds kin activedry Removable/ washable