Method Seven COUP HPS PLUS (Glossy Black)Method Seven designs high quality glasses and photo filters for indoor and outdoor growing environments. Our grow room glasses provide true color in bright lighting and are optimized for each of the standard grow lighting spectrums. Lens Technology Perfect Color HPS+ grow room sunglasses are the go to optical tool for indoor and outdoor growing under high pressure sodium lights. These mineral glass lenses are infused with rare earth elements to filter