Gigi Rüf Signatur Goggle by Dragon. The Dragon DR NFX OTG combines functionality with modern lines. The cylindrical lens and frameless design offer a clear view, while the Swiftlock 2.0 quick-change system allows you to adapt the goggles quickly to different light conditions. They are suitable for eyeglass wearers and impress with high comfort and a medium fit.#Lumalens® Dark SmokeThe 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 23 %