To use this shirt, simply put it on before your running or hiking activities. It's great for both short - term and long - term adventures. When it comes to care, you can machine - wash it in cold water. Avoid using bleach as it might damage the odor - resistant treatment. Hang it to dry to maintain its shape. Make sure to check the seams regularly for any signs of wear and tear. If you notice any loose threads, you can gently trim them with scissors. This shirt is designed to keep up with your active lifestyle, so enjoy your adventures with it!