Do not let its trendy appearance fool you - these shades feature the best of the best. Like all Optic Nerve Performance frames, the Rumble was made?with?G850?Nylon frame materials?which are durable, flexible, and derived from?castor bean oil, a clean and renewable resource. It also features?dual injection non-slip rubber tips and?bridge pads,?so you can feel confident?the Rumble will stay in place even on your hardest treks. Not to mention the?injection polarized Lenses?and?Hydro/Oleophobic coating?make these stylish frames?the ultimate fishing accessory.?. . ?. . . Polarized. For average sized faces. 100% UVA/UVB Protection. Lifetime limited warranty. Imported.