Ray Ban Sunglasses. Series Square Evolve. Color code: 9151AA. Size: 54. Lens Width: 54 mm. Lens Bridge: 19 mm. Arm Length: 145 mm. 100% UV protection. Non-Polarized. Frame Material: Metal. Frame Color: Bronze-Copper. Lenses Type: Red Photocromic. UPC/EAN code: 8056597053983. Ray Ban Square Evolve Red Photocromic Sunglasses RB1971 9151AA 54.