From Maui Jim, these Mano Polarized Aviator Sunglasses feature: Full frame  Monel Stainless Steel & Nylon  Aviator, Square  Adjustable, Ceramic encased in silicone  nose pad  Traditional Pin  Unisex, Medium  Bi-Gradient frontside lens  Face shape-Diamond, Heart, Oval, Round  Len shape Square  Sizes Fit: (eye) 57, (bridge) 16, (temple) 142, 4 base curve SuperThin Glass provides the absolute crispest optic available.32%thinner and lighter than standard glass, it offers the best scratch resistance. POLARIZED PLUS2 lenses eliminate 99.9% of glare, block 100% of harmful UV and absorb harmful HEV while enhancing colors. Imported.