Features ENHANCED COLOR: The lenses have a special coating that filter the light that reach the wearer eyes. While normal sunglasses filter out every wavelength of light in the entire spectrum, these color blind glasses filter only certain bands of light. BLINDNESS CORRECTING: These color blind glasses look just like regular sunglasses. But after wearing, you can see a more vivid scene, feel like putting a filter on the glasses. And ordinary people can also wear color blind sunglasses. SUITABLE CROWD: This color blind glasses can effectively realize color resolution. The brain determine the effect of red and green colors by comparing the color difference between the two eyes. At the same time, color blind glasses also add light. SUPERIOR CLARITY: Color blind optical provide superior optical clarity with impact resistance, filter out harmful UVA and UVB light. The waterproof and scratch resistant coating make the lenses durable and easy to clean. HOW IT WORKS: Color blind glasses render white and neutral more accurately, and increase contrast, deepen depth perception, and make your world more colorful. Specification: Item Type: Color Blind Glasses Material: Resin, TR90 Package List: 1 x Color Blind Glasses 1 x Eyeglass Cloth 1 x Eyeglass Case 1 x Eyeglass Rope Package List 1 x Color Blind Glasses 1 x Eyeglass Cloth 1 x Eyeglass Case 1 x Eyeglass Rope