Features1There is a special coating on the lens, which can filter specific wavelengths of light, allowing color blind people to improve color resolution. 2Frame is made of lightweight and high?quality alloy, which has a certain degree of softness, light weight, good wear resistance and strong gloss. 3Built?in screws are used for the connection of the temples, which makes the rotation of the temples more flexible, while being firm and beautiful. 4It can effectively improve the color resolution of patients with color blindness . The brain achieves the effect of distinguishing red and green colors by analyzing and comparing the color difference of the objects seen by the two eyes. 5Fashionable appearance, looks no different from ordinary sunglasses, suitable for most human faces.SpecificationItem Type: Colorblind GlassesMaterial: Alloy+resinSuitable for: Man and womanUses: Fine arts, chemical industry, construction designPackage List1 x Colorblind Glasses 1 x Glasses Base