The Östra is made of plant-based materials and comes with a medium-sized frame and quick-change system. The Zeiss lens protects you 100 % from harmful UV rays and ensures clear vision. Zeiss Multi Layer Gold Lens This lens is especially suitable for changeable days.Transmittance of visible light: 23 %Filter category: 3Bonus lens: Clear Purple For cloudy days.Transmittance of visible light: 67 %Filter category: 4FeaturesMade from vegetable plastic derived from cornPlastic components made of vegetable plastic from castor oilFrame-injected dye for greater durability, depth and environmental benefitsCarl Zeiss Vision polycarbonate lens of highest quality100 % UV protectionSpherical lens from Carl ZeissDouble lens systemAirflow lens systemAnti-fog coatingPerfect Fit three-layer foamHelmet compatible due to pivoting strap extensions50/45 mm polyester tape with jacquard stripesSilicone on the inside of the bandExclusive Hypalon label with metal logo badgeLaser-etched Spektrum logo on lensIncluding microfibre goggle bag