Hemss Fashion Color Film Temperament Half Frame Sunglasses Have LOGO Simply Decorated Atmosphere plastic frame Resin lens non-polarized Lens width: 62 millimeters Lens height: 50 millimeters Bridge: 15 millimeters Arm: 138 millimeters Sunglasses can block defect Dark sunglass can cover UV protecton you need it when you drive,fish,go out ,sport,and in party Sunglasses can increase temperament. Thanks for readding this.Good day