XL565PZX Loop has designed a pair of men's sunglasses that are great for outdoor use. The frames are solid plastic and are thick, intended to be strong and durable to stand up to anything you will encounter in the wild. The arms are curved and also thick and sport the X Loop logo on the side in a silver circle. The lenses are large and rectangular, perfect for protection from the sun and other elements. These shades can be purchased in bulk for great savings.