How to use: Just put the cap on your head and adjust the double snapback closure to fit comfortably. It's suitable for all casual outdoor activities like picnics or sports games. Attention: Since this cap is made to order, please be patient during the 7 - 10 business days processing time. Maintenance: You can spot - clean the foam front with a mild detergent and a soft cloth. For the mesh back, you can gently hand - wash it in cold water and let it air dry. Avoid using harsh chemicals or machine - washing to keep the design and shape intact.