How to use: You can wear this jacket on its own during mild days to show off its cool vertical striped design. When it's a bit colder, layer it over a T - shirt or a sweater. It's suitable for daily activities like going to work, running errands, or hanging out with friends. Attention: Always check the size chart before buying to ensure the best fit. Since different suppliers may have different sizing, don't rely on your usual size blindly. Maintenance advice: This polyester jacket is easy to care for. You can machine - wash it on a gentle cycle with cold water. Avoid using bleach as it may damage the fabric. Hang it to dry to keep its shape. If it gets wrinkled, you can use a low - heat iron to smooth it out.