Born on the water and crafted for ultimate performance, the Costa Blackfin PRO sunglasses elevate a classic favorite with innovative features designed for life offshore. These Costa sunglasses for men feature rectangular frames, made from durable nylon and propionate, offering sleek definition in a bold beige color. Polarized mirrored copper lenses cut through glare and enhance clarity, providing you with unmatched vision and advanced UVA/UVB protection for long days chasing horizons. With six angler-approved upgrades, these full-rim shades are built to explore the coast without compromise. See what's out there with confidence and boldness in every detail.