The women\'s specific Drift goggle is part of Smith\'s Airflow range offering lens venting and combining decades of technological innovations to provide clear vision in even the toughest of conditions. Designed to fit medium-sized women\'s faces.Lens: Ignitor MirrorVLT: 35% (CAT 2)Size: Women\'s MediumLens Shape: CylindricalLensIgnitor Mirror – A universal lens tint designed to reduce eye fatigue while enhancing contrast and depth perception. Suitable for a wide range of conditions with a 35% VLT.Visual Light Transmission, VLT, refers to the amount of light that penetrates a lens. A low percentage means less light passes through and a higher percentage lets an increased amount of light through. A lens with a lower VLT rating is better for bright conditions, where as one with a higher VLT is more suited for overcast and snowy days.