Poly CarbonatePOLARIZED – Every pair of Fisherman Eyewear sunglasses is 100% Polarized. We don’t bother with anything less, and you shouldn’t either. Polarized Sunglasses are crucial to eradicating glare from the suns rays striking a reflective surface. Whether you’re on the ocean in the mid-day sun or driving a rain drenched road under overcast skies – polarized sunglasses are essential to affording you the best possible vision.ULTRAVIOLET PROTECTION – Every pair of Fisherman Eyewear Polarized Sunglasses is 100% UVA & UVB Protective. Much like the protection you receive behind the windshield over your car, our sunglasses guard against the harmful effects of ultraviolet light.TAC LENSES – Fisherman Eyewear Polarized Sunglasses are made with Tri-Acetate-Cellulose lenses, preferred for their light-weight, multiple layers and hard coated exteriors. Versatile and highly impact resistant, TAC lenses are a plant-based, biodegradable lens solution.CARBON NEUTRAL – All Fisherman Eyewear Polarized Sunglasses are Certified Carbon Neutral products.