Virtually indestructible, Costa Del Mar Harpoon 580G Glass Polarized Sunglasses are the best fishing sunglasses for hardcore adventurers. Harpoon sunglasses feature a face-hugging design that totally shields your eyes from the elements, making them an ideal choice for a day on the water. Polarized to fight glare, these Costa sunglasses boast 580G LightWAVE glass lensesthe clearest in the industry. They are also scratch-resistant and thinner and lighter than average polarized glass. 580 technology goes beyond polarization to produce the best lenses on the planet by selectively filtering out harsh yellow and harmful blue light, making colors brighter and objects appear more defined. Durable yet flexible co-injected nylon frames are outfitted with Hydrolite nose pads and temple tips for a nonslip fit. Costa Harpoon sunglasses include a zip case, a cleaning cloth, and a mfrs. lifetime limited warranty.Manufacturer style #: HR 11 OGMGLP. 580G LightWAVE glass lenses - the clearest in the industry Scratch- and impact-resistant lenses Polarized to kill glare 100% UVA, B, and C protection Durable yet flexible co-injected nylon frames Hydrolite nose pads and temple tips ensure a nonslip fit Includes zip case, cleaning cloth, and mfrs. lifetime limited warranty