These purple gradient fuzzy bucket hats are a great accessory. To use them, simply place the hat on your head. They are one - size - fits - all, so they should be comfortable for most people. When it comes to maintenance, you can gently hand - wash them in cold water with mild detergent. Let them air - dry to keep the fuzzy texture intact. Please note that this product contains chemicals such as cadmium, lead, and nickel, which are harmful. Avoid prolonged skin contact and keep them away from children and pets. If you have any concerns, refer to www.P65Warnings.ca.gov for more information.