Dragon Ski Goggles NFX2 001 Karl Lagerfeld Lumalens Midnight and Rose are a cylindrical lens type with Dragon’s Swiftlock technology allowing a quick and safe change of lens. They come with a spare lower light lens, are helmet compatible and a medium fit. Armored venting and super anti-fog as well as triple foam with a Hypoallergenic micro fleece lining help make them comfortable and clear.