To use this flower lace visor hat, simply place it on your head. It's great for outdoor activities or adding a fashionable touch to your outfit. As for maintenance, you can gently hand - wash it with mild detergent and let it air dry. Remember, this product contains chemicals like cadmium, lead, and nickel. Keep it away from children and avoid prolonged skin contact. If you have any concerns about the chemicals, check out www.P65Warnings.ca.gov for more details.