2556 Glasses by Lindberg. Color: 10, 20, 25, 30, 35, 60, 70, 75, 77, 80, 85, 90, 95, GT, U12, U13, U16, U9, Size: 51, 53, 55, Bridge: 22, Temple Length: 145, Temple Design: Basic. With a softly rounded lens and minimalist bridge, the LINDBERG 2556 model from the Spirit Titanium Collection is a gentle take on traditional circular frames. The titanium design keeps it featherlight and comfortable even after hours of wear. Its craftsmanship shows through subtle finish detailing. Perfect for those who want vintage charm with contemporary subtlety.