Product DescriptionCosta Del Mar Ballast Sunglasses, Blue, Gray 580P Lens - BA 75 OGP.
You know that feeling you get when you've been wearing sunglasses all day? Well, forget it. Ballast is super-light, frame-less sunglass that weighs in at a feathery 16 grams. And with TR90 nylon it is as durable as it is comfortable. Top it all off with Costa's premium lenses, and you've got a pair of sunglasses that's at home in, on, and around the water.