Dive into performance with the Costa Blackfin PRO sunglasses. Crafted from durable nylon and propionate, the full-rim rectangular frames deliver sleek structure and definition, finished in a classic tortoise tone. These tortoise sunglasses feature mirrored polarized lenses in vibrant green that intercept glare, reduce reflections, and offer premium UVA/UVB protection for unmatched clarity in challenging light conditions. Designed with six angler-approved innovations, the Blackfin PRO is built for those who live for life on the water, combining trusted style with enhanced features to help you stay out longer, explore further, and See What's Out There.