5 3/4" (146mm) x 1 3/4" (44mm) Premium plastic base frame, and 100% UV400 polycarbonate lenses Lens Width: 54mm / Lens Height: 35mm / Bridge Width: 20mm / Temple Length: 145mm You canâ€t go wrong with these shades. They are a perfectly minimal iconic mod design, with traditional subdued color options. They are perfect for casual summer outings. They are 100% UV400 polycarbonate lenses which will protect your vision from the harmful ray from the sun. Plastic base frame with metal hinges. (b873)