Durable polycarbonate frame with Reinforced Metal Hinges Comes with it's own Vision World Microfiber Pouch One sunglasses that does both - polarization to see the fish, and magnification to tie your fly. Size: 5 5/8" (143mm) W x 1 5/8 (41mm) "H 100% Protection Against Harmful UVA/UVB Rays The extremely popular sunglasses the best of both world. Enjoy all your daily activities in full clarity by effectively reducing glare with polarized sunglasses. Made with an acetate based frame, metal hinges, and polycarbonate UV protected lenses.