A. This style of cycling sunglasses is designed for outdoor sports enthusiasts, offering excellent visual experience and protection. B. The lenses and frames are made of PC material, which is not only durable but also lightweight and comfortable. Wearing them for a long time won't cause excessive pressure on the nose and ears. The semi - frame design of these glasses is both stylish and practical, showing a unique sports style and fitting into the current popular commuting style category. C. The lenses have a UV380 - level protection ability, effectively blocking the harm of ultraviolet rays to the eyes. Their light transmittance belongs to category 2 sunglasses, providing a clear view under various lighting conditions. You can use them with confidence in scenarios such as cycling, traveling, outdoor sports, and even driving. D. These sunglasses feature a square frame style, combining sports and European - American styles, which is quite fashionable. Although they don't have a polarizing function, the sun - shading effect is still good. They can't be paired with prescription glasses, but their specifications can meet the needs of most people with normal vision. Whether you're engaging in exciting outdoor sports, enjoying a relaxing trip, or driving daily, these sunglasses are a good companion.