2374 Glasses by Lindberg. Temple Color: 05, 10, 107, 109, 113, 115, 117, 127, 20, 25, 30, 35, 60, 70, 75, 77, 80, 85, 90, 95, EE05, EEU13, EEU16, EEU9, GT, U12, U13, U14, U15, U16, U17, U33, U34, U38, U9, Temple Design: 700, 714, Basic, Size: 55-22-145. The 2374 frame from the Lindberg Spirit Titanium Collection is extremely lightweight and flexible, which makes them very comfortable to wear for long periods. The titanium material used in these glasses is very strong and durable, yet still very light. It is a perfect mix of comfort and subtlety that weighs as little as 1.9 grams.