From Maui Jim, the Aki Aki PolarizedPlus2® Oval 50mm Sunglasses feature:  Oval shape MauiFlex™ frame Single bridge with adjustable nose pads  Traditional hinge Rimless MauiBrilliant - Maui Jim’s most advanced lens material that features optics nearly as clear as glass with just one-third of the weight PolarizedPlus2® lenses eliminate 99.9% of glare, block 100% of harmful UV and absorb harmful HEV  Rx able Approx. 50.5mm eye - 17mm bridge - 140mm temple  Two-year warranty Imported.