This men's jacket is super easy to use. Just button it up and you're ready to go out and face the cold in style. When choosing a size, make sure to check the size chart carefully as different suppliers may have variations. For maintenance, it's recommended to machine - wash it in cold water with like colors to keep the fabric in good condition. Avoid using bleach as it may damage the cotton and polyester material. After washing, hang it to dry to prevent shrinking. You can wear this jacket for casual outings, like going to the park or meeting friends. Enjoy the warmth and style it brings!