Retro style with a wide field of vision . The DX3 OTG frame is designed with a focus on comfort and quality. It features Lumalens colour optimization and OTG compatibility. The DX3 is perfect for those who prefer goggles with a frame without sacrificing comfort, quality, or style.Lumalens® AmberThe Lumalens® technology provides optimized colours and glare protection through an ionized lens coating. The hard coating is scratch-resistant and repels dirt, dust, oil, and water.Light transmission 54 %