Wrap glasses are designed to fit great and stay on your head no matter what you're doing, and these great shades by X-Loop will do just that. The frame is made of plastic and is molded to fit comfortably and still retain its durability. The arms taper down to the large rubberized earpieces that give a solid grip. The lenses are oval and sport a blue tint that goes great with the blue accents. Purchase these shades in bulk for additional savings.