Unisex 4-Pack Classic Square Polarized Sports Sunglasses 。*Timeless classic design fused with modern fashion elements,perfect for those who seek equal parts performance and style. *Various colors meet your personalized demand, hope they can bring you a colorful mood. *Durability and all-day comfort of lightweight frame material. *Blocking light, reducing heat radiation, enhancing color and contrast, minishing damage from strong sunray and restoring image accuracy, gives you enjoyment of a clearer vision. *HDPolarized lens,minimized glare via technology that produces the best polarized lenses on the planet.Restore the accuracy of the object,and offer you more clear visual feeling. *UV protection lens filters out 100% of UVA / UVB / UVC & harmful blue light up to 400 nm. *Never clean your sunglasses with paper towels or clothing, which can leave scratches.Just use clean water and included cloth to clean it. *Never leave your sunglasses under car\'s front window, especially in summer. Prolonged exposure to the oven-like temperatures inside a car can degrade the lens. *Please don\'t put your sunglasses in your purse without a protective case. Because the inside of a bag often filled with key or other loose objects, which will cause the sun glasses damage.