Kameleonz Sunglasses w/ Three Sets of Interchangeable Side Arms (Tripleset) Polycarbonate frame mirrored lens non-polarized Lens width: 52 millimeters Life's a Beach Frame & Lens - Polycarbonate - Match your shades to your outfit, your mood or whatever you want. Comes with microfiber pouch, to clean and store your sunglasses and additional side arms Durable, Easy-to-Use Hinge. Our hinge is both strong and flexible, making it perfect for interchangeability. Place side arm on clear hinge and click into place. To detach, pinch hinge through side arm gap and pull. 3 Sets of Interchangeable Side Arms