Geoffrey Beene Optical G510 Black/Tortoise - BLK 57 - 18 - 150 Details Male Square A: 57 B: 36 ED: 62.2 DBL: 18 TEMPLE: 150 Front: Cellulose Acetate | Temple: Cellulose Acetate Features & Benefits Metal Hardware Progressive Friendly Spring Hinges Demo Care To remove any residue from your frame use a little bit of water and wipe the area with a microfiber lens cloth to avoid damaging the frame and lenses Recommendations Loading