This men's casual shirt is a great addition to your wardrobe. It's made of a blend of polyester and spandex, which gives it a comfortable fit. To wear it, simply button it up and adjust the collar as you like. When it comes to sizing, always check the size chart carefully, especially if it's an Asian size. You might want to choose a bigger size for a better fit. For maintenance, it's best to follow the care instructions on the label. Usually, you can machine - wash it in cold water and tumble dry on low. This black shirt with a print pattern and side ruffles is perfect for casual outings. Enjoy wearing it!