Ray Ban Sunglasses are known for their contemporary designs that always stand out. Ray Ban RB5318 is a true example of creative expertise that a simple-looking design has so much to offer. Ray-Ban RB5318 Sunglasses for Men come in full rim design made of metal with a pure matte finish. These sleek rectangular sunglasses consist of powerful features including double nose bridge design with adjustable nose pads, soft silicone temple covers, and polarized lenses. The letter ‘P’ on the logo stands for polarized lenses.