1. This pair of men's sports polarized sunglasses is designed specifically for men and suitable for various outdoor scenarios. It features a full-frame structure, offering a stable and stylish fit. 2. The lenses of these sunglasses have a polarizing function, which can effectively reduce reflected light and glare, making the vision clearer. In terms of light transmittance classification, they belong to Class 2 sunshades, with an ultraviolet protection level of UV400, providing good sun protection for the eyes. Whether it's for daily sun protection, fishing, traveling, outdoor sports, cycling, or driving, these sunglasses can be a good helper for eye protection. 3. In terms of specifications, they are suitable for the facial shapes and usage needs of a wide range of men. Although they are not compatible with prescription glasses, they are a good choice of outdoor glasses for non - myopic men. 4. Put them on and start your wonderful outdoor journey!