- Collection:SHEET TITANIUM - A combination of 100% pure titanium and beta-titanium. Inspired by The Blues Brothers of the early 1980s, Dark Star is a contemporary take on a chunky classic sun frame for men, defined by its large rectangular shape. Angular Drop bridge detailing and minimalist temple design modernizes this best selling style, while tall lenses maintain good sun coverage for the eyes all around. Dark Star is offered in a range of unmissable color schemes and comes with silicone nose pads and end tips.