Push your limits with the Costa 6S9118 Finlet sunglasses—designed for those who crave adventure on and off the water. These full-rim rectangular black sunglasses are crafted from durable nylon and propionate, engineered to handle the toughest elements. Polarized lenses reduce glare and enhance clarity, providing 100% UVA/UVB protection for optimal performance in challenging conditions. Featuring 8-base wrap coverage, finlet-inspired side shields, and double-injected Hydrolite for lasting durability, these Costa sunglasses for men deliver bold functionality. Retainer-ready temple tips keep them secure, so you can explore with confidence. Built to perform, made to last.