The Flying Fisherman Sandbar 7751 Polarized Sunglasses are a medium-fit, lightweight frame that is built for adventure. They have several performance and comfort features that are normally only seen with higher priced eyewear - features like recessed nose pads, non-slip, temple pads, and AcuTint polarized lenses. Flying Fisherman's polarized, AcuTint lens coloring system enhances color contrast without distorting natural colors to provide the most productive lens tints for fishing. The enhanced visual sharpness and comfort maximizes the overall outdoors experience for anglers and water sports enthusiasts who benefit from seeing below the water to spot fish. Features: Master Angler Polarized Polycarbonate RhinoLenses. AcuTint Polarized SunLens System. Virtually indestructible. Lightweight and optically correct. Shatterproof and scratch resistant. 100% UVA and UVB protection.