Costas Womens Gannet Polarized Sunglasses lightweight, impact- and scratch-resistant 580P polycarbonate lenses block 100% of UV light for maximum protection. Polarization eliminates reflected glare and reduces eye strain. Heavy-duty TR-90 nylon frames with integral hinges ensure a comfortable fit. Hydrolite nose pads prevent slipping. Includes hard case. Manufacturers limited lifetime warranty. Handcrafted in USA. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Polarized.