Three Interchangeable Lenses - Ukoly Sports sunglasses has three replaceable lenses for different uses, the yellow one is for night/dark environment, the gray one is polarized suitable for driving, the colorful one is for outdoor activities under the sun. Removable Myopia Frame Design - Ukoly Polarized Sunglasses provide detachable myopia frame for sports enthusiasts with myopia, allowing them to enjoy exercise. Adjustable Rubber Nose Pad - There is an adjustable rubber nose pad on cycling sunglasses. You can adjust the nose pad according to your nose. It will more comfortable because it is made of high quality rubber. Flexible and Fashionable Frame - The polarized sunglasses fashionable design suitable for more activities, such as cycling, running, shooting, party and etc. The glasses leg is made of rubber which is flexible and comfortable. Ukoly’s Warranty - If the product have quality issuse please contact Ukoly Service team.Ukoly Service team will reply your messeges in 24-hours.