From Maui Jim, the Unisex Mokupuni PolarizedPlus2® 52mm Mirrored Round Sunglasses feature: Round shape Titanium frame SuperThin Glass - Provides the absolute crispest optics available. 20% to 32% thinner and lighter than standard glass, it offers the best scratch and solvent resistance PolarizedPlus2® lenses eliminate 99.9% of glare, block 100% of harmful UV and absorb harmful HEV Rx able  Mirrored lens Approx. 52mm eye - 21mm bridge - 145mm temple Imported.