Ray Ban Sunglasses. Series Chromance. Series number: RB4321CH. Color code: 601S5J. Shape: Hexagonal. Lens Width: 53 mm. Lens Bridge: 21 mm. Arm Length: 140 mm. 100% UV protection. Polarized. Frame Material: Plastic. Frame Color: Black. Lenses Type: Polarized Silver Mirror Chromance. Rim Style: Full-Rim. UPC/EAN code: 8056597123006. Ray Ban Chromance Polarized Silver Mirror Hexagonal Unisex Sunglasses RB4321CH 601S5J 53.