Dennis Ranalter Signature Goggles by Dragon. The Dragon RVX MAG OTG has a large fit, making it easy to wear over glasses. It features Swiftlock 2.0, Dragon's most secure lens quick-change system to date. It also provides 100 % UV protection, is helmet-compatible, and boasts the strongest anti-fog coating on the market.Lumalens® Dark SmokeThe Lumalens® technology offers 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 23 %