To use this long - sleeve shirt, simply put it on like any other shirt. It's suitable for casual wear, concerts, or just hanging out. When it comes to washing, turn it inside out and wash it in cold water on a gentle cycle to keep the prints looking good. Avoid using bleach as it may damage the colors. Hang it to dry or tumble dry on low. Iron on the reverse side if needed, but don't iron directly over the prints. With proper care, this shirt will stay in great shape for a long time.