This men's hip - hop blazer is a great addition to your wardrobe. To wear it, simply button it up using the single button closure. It's suitable for various casual and semi - formal occasions. When choosing a size, remember to check the size chart because different suppliers may have different sizing standards. If it's an Asian size, it's better to go a size up. The blazer is made of polyester, which is easy to care for. You can machine - wash it in cold water on a gentle cycle. After washing, hang it to dry to keep its shape. Avoid using bleach as it may damage the color. And that's it! Enjoy your stylish blazer.