GX by Gwen Stefani Optical ERYN GX043 Black/Tortoise - BLK 52 - 17 - 140 Details Female Modified Oval A: 52 B: 40 ED: 56.3 DBL: 17 TEMPLE: 140 Front: Cellulose Acetate | Temple: Cellulose Acetate Features & Benefits Signature Temple Tips Progressive Friendly Spring Hinges 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