Sports glasses should be functional, but also look cool like these men's sunglasses by X-Loop. The frame is made of metal, and the arms are plastic, shaped to fit your head and stay on in any kind of active situation. The metal and plastic hybrid design guarantees flexibility as well as toughness and durability. The arms are thin and feature the X-Loop logo on the side. The lenses are oval in shape and offer maximum eye protection as well as privacy and style.