modern design with lumalens® colour-optimised lenses. the dragon r1 otg goggle brings lens and vision quality to a new level, especially for people who wear prescription glasses. its construction allows you to wear your glasses underneath the ski goggles, while the armoured ventilation prevents both goggles from fogging up. combined with optimised dragon lumalens® lenses, it sets a new standard for what a goggle can achieve.lumalens® rose gold ionthe lumalens® technology offers optimised colours and glare protection through an ionized lens coating. the hard coating is scratch-resistant and repels dirt, dust, oil, and water.light transmission 42 %