according our date. around 88% buyer will feeling well. ABOUT COLOR BLIND GLASSES The glasses are an optical assistive device; they are not a cure for color blindness. DO NOT endorse use of this product to pass occupational screening tests. This glasses can improve your perception of all colors, not just red and green. Our color deficiency glasses are here to help you see all colors more easily and allow you to get on with your daily life without the annoying struggles of color blindness. Top 3 Reasons To Choose Our Colorblindness Corrective Glasses: Not Just For Red/Green Colorblindness: while other colorblindness glasses only focus on the most common red/green colorblindness, our glasses feature the latest-technology lenses that enhance the perception of all colors through higher contrast. No Eye Strain: ideal for most types of colorblindness, our color corrective glasses will not cause eye fatigue, eye strain, or any type of discomfort, even after hours of wearing them. Ideal for men who need a pair of everyday glasses for colorblindness. Trendy & Modern Design: who said that color blind glasses for men cannot be stylish? While other colorblind glasses have red tinted lenses and look straight out of a sci-fi movie, our fashionable glasses will allow you to see color normally and look great all day long.