Ray Ban Sunglasses. Series New Wayfarer Classic. Series number: RB2132. Color code: 710/51. Size: 52-18. Shape: Square. Lens Width: 52 mm. Lens Bridge: 18 mm. Arm Length: 145 mm. 100% UV protection. Non-Polarized. Frame Material: Nylon. Frame Color: Tortoise. Lenses Type: Light Brown Gradient. UPC/EAN code: 805289295532. Ray Ban New Wayfarer Classic Light Brown Gradient Sunglasses RB2132 710/51 52-18.