Ray Ban Sunglasses. Series Hexagonal. Series number: RB3548N. Color code: 001/30. Size: 51. Shape: Round. Lens Width: 51 mm. Lens Bridge: 21 mm. Arm Length: 145 mm. 100% UV protection. Non-Polarized. Frame Material: Metal. Frame Color: Gold. Lenses Type: Silver Flash. UPC/EAN code: 8053672611687. Ray Ban Hexagonal Silver Flash Men's Sunglasses RB3548N 001/30 51.