How to use: Simply button up the shirt and wear it over your other clothes. You can use the chest pockets to store small items like pens or keys, and the lower - front side - entry pockets for larger things. Notice: Avoid sharp objects that could tear the cotton fabric. Also, be careful when washing to prevent color fading. Maintenance: Machine wash it in cold water with like colors. Tumble dry on low to keep the fabric in good condition. If there are wrinkles, you can iron it on a medium - heat setting.