Tackle the toughest outdoor adventures with the Costa 6S9118 Finlet sunglasses, crafted for performance and durability. Designed with full-rim rectangular frames in sleek black, these Costa sunglasses deliver bold structure and enduring style. The lightweight nylon and propionate construction pairs with an 8-base wrap for superior coverage, while finlet-inspired side shields provide added protection against the elements. Copper-colored polarized mirrored lenses cut through glare and enhance contrast, so you see with stunning clarity, even in challenging light. Hydrolite injection ensures lasting durability, and retainer-ready temple tips keep your shades secure as you explore. Born on the water, built to perform.