1. This pair of outdoor cycling glasses is designed for outdoor sports enthusiasts and is a good companion for cycling, driving and other scenarios. 2. Its light transmittance belongs to category 2, making it a professional pair of sunglasses. In sunny outdoor environments, it can effectively block strong light, providing you with a clear field of vision and protecting your eyes from glare during sports. 3. This pair of glasses features a semi - rimmed structure. This design is both stylish and practical as it reduces the overall weight of the glasses. Even if worn for a long time, your nose and ears won't feel excessive pressure, allowing you to move more freely during sports. 4. It's worth noting that it has a UV400 anti - ultraviolet rating and can effectively block the damage of ultraviolet rays to your eyes. It's like a protective barrier for your eyes, allowing you to cycle outdoors with peace of mind. This pair of glasses is not suitable for wearing with prescription glasses, but it performs well in the professional field of outdoor sports, and its specifications are fully adapted to outdoor sports scenarios. Whether it's the sand and dust during mountain biking or the strong light during driving, it can block sand, dust and strong light for your eyes, providing all - around protection. Choosing this pair of glasses means choosing professional eye protection for outdoor sports.