The Costa Del Mar Hybrid Spearo XL Sunglasses scale up a classic, adventure-ready profile into an extra-large fit built for all-day comfort on the water. This specific configuration pairs a lightweight Matte Sitka frame crafted from durable bio-based resins with premium Gray 580G polarized Lightwave glass lenses optimized for everyday bright sun. Costa's high-end 580G glass technology delivers unmatched distortion-free optical clarity by absorbing harmful high-energy blue light and filtering harsh yellow wavelengths. Complete with performance lifestyle integration, the frame features non-slip Hydrolite nose pads and temple tips alongside integral cam hinges to stay securely positioned during continuous movement. To defend your precision optics over the long haul, Costa secures this sustainable lifestyle framework with their signature limited lifetime manufacturer warranty. Costa Del Mar Hybrid Spearo XL MT Men's Matte Sitka Frame Gray 580G Polarized Lens Sunglasses 06S9013-90132459