Flying Fisherman Key West Polarized Sunglasses Polarized Lenses Eliminate Glare and Reduce Eye Fatigue Polarized Triacetate Lenses are Impact and Scratch Resistant, Lightweight and Durable AcuTint Lens Coloring System Adds Color Contrast Without Distorting Natural Colors, Allowing You To See More Clearly 100% Protection From Harmful UVA and UVB Rays Limited Lifetime Warranty.