Method Seven offers a variety of different lens and frame options designed for the intense yellow spectrum of High Pressure Sodium lights. Our Perfect Color HPS lenses are the best grow room glasses, hands down. Made from German mineral glass, "Perfect Color" scratch-resistant grow glasses are optimized for professionals seeking the highest level of performance—and the best yield. Our premium polycarbonate HPS grow glasses are a great value for outfitting larger crews, and are manufactured by Carl Zeiss using Method Seven's unique notch filtering technology. The HPS+ silver coating option is ideal for extra-bright, high wattage environments and crossover use outside. All of our HPS grow room sunglasses offer 100% UV protection.