DIOR Diorxtrem MU Mask Sunglasses | Saks Fifth Avenue。These glasses are one of a kind! This Dior glasses come with two different lenses that can we born separately or together. On the side of lenses there is a small magnet that allow you to stack the lenses on top of each other. Or if you prefer you can pop the lenses out and switch to the other style. These glasses are a great investment, coming with two styles for the price of one. They are in great condition, only worn a few times. The serial number is located on the last picture to show authenticity.