Extra large frames and polarized polycarbonate lenses for wide faces and wide open places.Aye, this Bloke might be big and tough, but he's a regular gentleman when it comes to protecting a chap's eyes. These extra-large sunglasses are just as durable and reliable as your best chum thanks to their heavy-duty TR-90 frames made with resin from the castor plant. This bio-based resin offers a 70% reduction in emissions over petroleum-based resin, helping to reduce the overall carbon footprint. 100% polarized, scratch-resistant 580P polycarbonate lenses ensure you'll be the envy of all your fishing buddies. Costa's bilateral fusion technology fuses two colors together in one frame for a chip-proof finish. Whether you're battling trophy tuna or just taking in the view on a dinner cruise, the Hydrolite nose and temple pads will keep them firmly on your face.580P Polycarbonate LensesPolarized to eliminate reflective glare and reduce eye strainLightweight, yet durableImpact resistantC-Wall scratch-resistant, smudge-free barrier100% protection from UV lightAbsorbs harmful high-energy blue light (HEV)Cuts haze and blur for greater clarityFilters out harsh yellow lightEnhances reds, greens and bluesSharp contrast with high definitionTR-90 Nylon FramesCastor oil is used to make the bio-based plastic resinBio-based resin offers a 70% reduction in emissions over petroleum-based resinReduced overall carbon footprintFlexible, yet tough and durableLightweightHold their shape under harsh conditionsResistant to heat and coldBilateral fusion results in two distinct chip-proof colors in one frameHydrolite hypoallergenic rubber nose and temple pads prevent slippingCorrosion-resistant, stainless steel cam action pin hinges keep their shapeKey FeaturesExtra large fit580P polycarbonate polarized lensesHeavy-duty TR-90 nylon framesIncludes hard case and cleaning clothPrescription readyLimited lifetime warranty