Do Blade’s lens tints are optimized for road biking, increasing contrasts on the road surface.Product Highlights.The anti-fog and ripel treatment.Product Description.The anti-fog and ripel treatments help keeping fog, dirt and grime off your lenses and makes water pearl off.Attention:This spare lens only goes with DO Blade and not DO Half Blade.Please check before ordering.Technical Details.Item No.DOBL5110-clarity.