Fisherman Eyewear Elite Bimini Guideline Sunglass (Tortoise Brown Frame, Brown Lens, Green Mirror Finish Exterior) Elite Glass Lenses, lightweight, anti-reflective coating, scratch resistant, designed for long hours of wear without eye fatigue. Hydrophobic coated lenses, sheds water, less waterspots spring hinge design that reduces temple pressure for comfort fit nylon frame, curved for complete face fit, durable-flexible to withstand extreme encounters Polarized, perfect optical clarity and 100% UV A& B protection in the most demanding light conditions.