"ADVENTURE-READY FRAMES Each Costa frame offers its own performance advantages and style features for lightweight, durable eyewear that fits every occasion. Our bio-resin frames hold their shape under the harshest conditions. The Bio-Resin Raw Material Process is part of our Kick Plastic initiative to reduce our carbon footprint and protect our planet's waters. ?LENS ADVANTAGES Premium Polarized 580 Lenses* Filtering reflective glare is essential for anyone on the water or outdoors. We sell only polarized sunglasses. 100% UV Protection Your Costas absorb 100% of UV light, providing you the best in light management and protection. Scratch Resistant and Durable The C-Wall coating provides extra scratch-resistance and a barrier that repels water, oil and sweat for easy cleaning. FRAME COLOR: Net Gray LENS COLOR: Blue Mirror Green Mirror Gray LENS MATERIAL: 580G Lightwave Glass-Superior clarity & Scratch-resistance 580P Lightwave Polycarbonate-Lightweight, Impact-Resistant "