From Maui Jim, the Kila PolarizedPlus2® Cat Eye 54.5mm Sunglasses feature:  cat eye shape acetate frame saddle-style bridge spring hinge 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 Approx. 54.5mm eye - 19mm bridge - 140mm temple 6-base curve  two-year warranty Imported.