Features: 1. Perfect lenses: uv400 lens clip on sunglasses, made of strong and durable TACs, as used in sports and safety applications. 2. Made for people who wear glasses - you get excellent UV protection in addition to the visual acuity of your glasses. With this clip-on sunglasses, any normal glasses can be converted into sunglasses in an instant, which is much more practical than the cumbersome change to sunglasses with strength. 3. Comfortable: Polarised lenses reduce the irritation of the eyes caused by light, make you clearer and more comfortable and reduce eye strain. 4. Easy to use: durable and flexible spring-loaded clips are not easy to break, the pop/flip design allows the lens to be rotated 180 degrees. 5. The clip sunglass is great for cycling, driving, running, fishing, racing, skiing, climbing, trekking, hiking and other outdoor activities. If you have any question, please feel free to contact us Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Features: 180° flip up and down Overall width of clip: 14cm Lens height: 5.1cm Lens width: 5.7cm Nose width: 1.2mm Lens material: TAC Package List: 1x Polarized Clip-on Flip Up Sunglasses