Ray-Ban RB2180 M (49 - 21) with Brown lenses and Tortoise 。Stylish Ray-Ban RB2180 round sunglasses featuring a classic tortoise shell frame with polarized prescription lenses. Current lenses are prescription lenses, so this listing is mainly for the frames unless the prescription works for you. Model: RB2180 Color Code: 710/83 Size: 49□21 145 Made in Italy Polarized Lenses Frame Color: Tortoise Shell Condition: Pre-owned with normal wear. Frames are in good condition. Prescription polarized lenses currently installed. Classic round Ray-Ban style with a lightweight comfortable fit that works great for everyday wear. Includes frames with current prescription polarized lenses unless otherwise noted.