For decades, Randolph Engineering's classic aviator sunglasses for men have been standard issue for US military pilots & NASA astronauts. Gray-green precision-ground glass lenses limit color distortion; gold-plated frame with straight temple/earpieces ensures a comfortable fit under a ball cap (or a flight helmet. A sturdy carrying case, repair tool, & extra set of bridge pads are included with these classic aviator sunglasses for men. Made in USA.