IKTOD Youth Men and Women Sunglasses, Kids Baseball Cycling UV400 Anti-Ultraviolet Sports Outdoor Sunglasses

How Polarized lens technology work. Light from the sun will either be absorbed or reflected horizontally, diagonally or vertically. Sunlight that is reflectedoff horizontal surfaces such as roads or water cause us the most problems with our vision. This reflected sunlight is called blinding glare. It can cause common problems such as discomfort, squinting, eye fatigue, headaches and sight disability. Polarized lenses contain a built in, laminated filter that only permits vertical light to pass through, glare off of horizontal light. Feature the industry’s most advanced technology and world class premium polarized film, our polarized lens creates an amazing differenceUV grade 100% of UV400 protectionHigh polarized more than 99. 9% polarizing effectRaw materials imported TAC from Germany(cellulose triacetateHigh weathering resistance Quality perfoms stably at high temperatures,at low temperatures,and in humid environmentsHigh wear resistance Uses unique reinforcement materials and processing flow to enhance scratch resistance effectHigh definition adopts high tech TAC film,which is high definition and the same grade as TFT LCD. Fuzzy index of lenses is maintained within 0. 6﹪Tip:1. If the lens is not clean, please use water and soap, and wipe gently with a clean soft cloth. Avoid using all types of solvents or alcohol. Do not use dirty or emery cloth that may change the function of the filter. 2.