Kolstom Classic Sunglasses. FRAME SIZE: Short answer: The size of the classics is almost exactly the same size as Rayban Wayfarers.
Long answer: Eye Width: 55mm; Bridge: 18mm; Temple Length: 140mm. UV PROTECTION: The carbon fiber material will incorporate both a UV-resistant epoxy within the composite and there will be a ceramic UV-resistant clear coat sprayed on last (which also helps with scratch resistance of the frames). WORLD'S FIRST MOLDED CARBON FIBER SUNGLASSES // The kolstom classic sunglass frame is manufactured using carbon fiber reinforced polymer that is also widely used in motorsports, performance outdoor sporting goods and in aerospace due its high strength-to-weight ratio. This allows for the frames to be both light and extremely strong. Shwood - Sunglasses.