Using these wide brim flat top hats is easy. Just place them on your head for a fashionable look. When wearing, make sure it fits comfortably. As for maintenance, you can gently wipe the hat with a soft cloth to keep it clean. Remember, due to the California Proposition 65 warning, avoid any unnecessary contact with the hat's materials. If you have any concerns about the chemicals, visit www.P65Warnings.ca.gov for more details.