Ray Ban Sunglasses. Series Highstreet. Series number: RB4068. Color code: 710/51. Color: Light Brown. Size: 60-17. Shape: Rectangular. Lens Width: 60 mm. Lens Bridge: 17 mm. Arm Length: 130 mm. 100% UV protection. Non-Polarized. Frame Material: Nylon. Frame Color: Tortoise. Lenses Type: Light Brown Gradient. UPC/EAN code: 805289143826. Ray Ban Light Brown Gradient Ladies Sunglasses RB4068 710/51 60-17.