From Maui Jim, these sunglasses feature: Wrap shape Nylon frame Saddle-style fixed bridge with embedded non-slip silicone nose pads for added comfort 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 (eye) 62, (bridge) 16 (temple) 123, 8 base curve Two year warranty Imported.