Before you put your order: Our lenses are equipped with 100% UV protection, meaning your eyes will be safely protected from the harmful rays of the sun while being able to see the world in a whole new light.Please kindly understand that colorblindness is NOT a uniform disease. Colorblindness is caused by mutations in the color sensoring transmembrane proteins located on the cone cells in your retina. This mutation might occur in different cone cells, or in different amino acid residues in a protein of the same cone cells. In other words, the disabled spectrum windows and the severance may be totally different from person to person. Therefore, different people may have different experiences with the same pair of all these said, please kindly spend some time in selecting the right lens.