Dior Sunglasses. Series Blacktie. Color code: TGP/KU. Size: 52. Shape: Round. Lens Width: 52 mm. Lens Bridge: 21 mm. Arm Length: 150 mm. 100% UV protection. Non-Polarized. Frame Material: Acetate. Frame Color: Black and Blue. Lenses Type: Blue Mirror. UPC/EAN code: 762753767554. Dior Blacktie Blue Mirror Round Sunglasses BLACKTIE2.0S J TGP/KU 52.