Burberry Sunglasses. Series Regent. Series number: BE4216. Color code: 30018G. Color: Black. Size: 57. Shape: Cat Eye. Lens Width: 57 mm. Lens Bridge: 16 mm. Arm Length: 140 mm. 100% UV Protection. Frame Material: Acetate. Frame Color: Black. Lenses Type: Grey Gradient. Rim Style: Full-Rim. UPC/EAN code: 8053672556858. Burberry Regent Grey Gradient Cat Eye Ladies Sunglasses BE4216 30018G 57.Manufacturer's Packaging Included. Packaging Size And Color May Vary.