An exceptional combination of cutting-edge styling, superior comfort and durability, the RB4313 Polarized Sunglasses from Ray-Ban offer classic polarized protection. Designed to offer a larger fit, the RB4313s lightweight nylon frames deliver classic Ray-Ban style with great comfort. The high-performance, lightweight polarized polycarbonate lenses ensure a clear view, blocking much of the reflected light and glare to enhance contrast, improve visual clarity and reduce eyestrain through the day. Adjustable rubberized nose pads help deliver a nonslip fit. Imported. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Polarized.