These are the sunglasses that clean themselves without requiring a tissue or cloth. Microfiber cleaning pads are integrated into the top of frame and wipe away smudges, water, and dirt when one pushes the lenses through the built-in slot. The durable frame is constructed from a flexible lightweight polymer and the polarized lenses provide 100% UVA and UVB protection. With an anti-slip adjustable nose pad and flexible arms. Black.