Crafted for life on and off the water, the Costa 6S9107 Mainsail sunglasses deliver both performance and style. The full-rim rectangular frames in grey nylon and propionate offer sleek structure and durability. These grey sunglasses feature polarized green mirrored lenses that cut through glare and reflections, ensuring sharp clarity and contrast for any condition. Designed for explorers, these Costa sunglasses for men combine bold aesthetics with advanced UVA/UVB protection, so you can See What's Out There.