Ray-Ban RB3588 sunglasses feature a square gunmetal frame that is perfect for those looking for a shiny and polished look. The dark blue polarized lenses provide protection from harmful UV rays, while also adding an extra touch of style to this metal square frame. These shades are designed with comfort in mind thanks to their key bridge and adjustable silicone temples, making them the perfect choice for those who want to make a subtle statement with their eyewear.