About the frame Acetate & Titanium Classic. Enduring. Style. Combining the richness of acetate with the lightweight flexibility of titanium, finished with our signature DITA hex screws. DITA-Land Lens.Driving. Running Cycling.Rule the road ahead.The DITA-Land lens meets the realities of everyday activity by dramatically reducing blinding glare while fully retaining natural depth perception.DITA-Sea Lens.Sailing. Fishing. Beach Activities.Navigate with clarity.The DITA-Sea lens features fully embedded polarization technology that eliminates most reflected surface glare without sacrificing contrast on and around open water.DITA-Air LensFlying. Climbing. Hiking.Own the altitude. The DITA-Air lens enhances contrast and color for maximum visual precision and minimal distortion at every elevation. SPECIFICATIONS: DITA-Land Lens.Driving. Running Cycling.Rule the road ahead.The DITA-Land lens meets the realities of everyday activity by dramatically reducing blinding glare while fully retaining natural depth perception.DITA-Sea Lens.Sailing. Fishing. Beach Activities.Navigate with clarity.The DITA-Sea lens features fully embedded polarization technology that eliminates most reflected surface glare without sacrificing contrast on and around open water.DITA-Air LensFlying. Climbing. Hiking.Own the altitude. The DITA-Air lens enhances contrast and color for maximum visual precision and minimal distortion at every elevation. Size Guide 59 (lens diameter) - 13 (bridge width) - 142 (temple length) Lens Guide Want to try a pair on in the store? No problem! Email us one day in advance so we can send a pair to a store near you. Or, visit our flagship store to try it on today! *Please Note: Store try-on only available for in stock styles.* Product subject to store availability as our different stores carry different styles and product lines.