【Professional high-quality lenses】Our UV protection sunglasses is a high-definition polarized sunglasses lens, a composite of nine layers of materials, which can effectively filter out glare, glare, and stray light. With sunscreen, anti-radiation, and anti-ultraviolet rays, the vision is clear and soft, the lens is not easy to wear and tear, and it is not easy to produce scratches. It blocks 100% harmful light. It can be used for people with eye diseases or surgery. 【Photochromic ‘black technology'】YIMI men' women' sunglasses adopt smart color-changing factor, the lens can feel the change of light and make the color change. In sunny outdoor, the color becomes darker, and at night and indoors, the color will change shallow. Transparent lens, high light transmittance, uniform discoloration, high-definition vision. 【Suitable for all face shapes】This polarized sunglasses is a magnesium-aluminum alloy frame, which is very shiny and textured, and will not be too heavy as a traditional metal frame. We have also designed elastic temples, you can adjust the angle according to the shape of your face, The silicone nose pads and temples will not slip off, so you can maintain good stability even when you are exercising. Even if it is worn for a long time, it does not affect comfort. 【Applicable scenes】The lightweight design allows you to apply it in any scene, skiing, driving, fishing, seaside, traveling, cycling, mountaineering, and hiking. The polycarbonate lens and the magnesium-aluminum alloy framework together make it wear-resistant, shock-resistant, indestructible and protect your eyes to the greatest possible extent. Let our sun protection glasses escort you.there are a variety of frame colors to choose from,to meet the different aesthetic styles of men and women. 【After-Sales Service】Please trust us, we are a professional optical glasses distributor, our production team and design team have been committed to creating the most perfect rectangle sunglasses for consumption, if the product has any quality problems, please contact us, we provide you with solutions at any time. Your satisfaction is our greatest pursuit!