The Costa Tuna Alley sunglasses in a tiger shark colourway will have you wanting to live and breathe the water lifestyle. This men's wrap-around silhouette is both functional and comfortable, perfect for those who love the great outdoors. This protective style features Costa's premium lightwave glass lens that offers exceptional polarised technology that helps cut out surface glare and harsh UV rays which can cause strain and fatigue to the eyes. Enjoy these sunglasses for fishing or boating in the comfort of the Costa Del Mar Tuna Alley.