Using these knitted head bands is easy. Simply wrap the band around your head for a comfortable and stylish fit. They're great for keeping your hair out of your face during workouts, casual outings, or just as a fashion accessory. When it comes to maintenance, you can gently hand - wash them in cold water with a mild detergent. Avoid using bleach as it may damage the fabric. Let them air - dry to keep their shape. Remember, due to the potential exposure to lead and cadmium, do not allow children to chew on the head bands and always follow the safety information provided on https://www.p65warnings.ca.gov/.