They're perfect when you want to add something extra on your hair. They're so bright and nice on hair, good at keeping hair back as well. You also can use the ones that match hair best so it blends rather than standing out. There is no age limit, as long as you have a childlike innocence, you can take it to join in some parties you want. Good for thin short hair and long thick hair, a decorative headband to keep hair off face. It is eye-catching and cute, making your party have more vitality. They definitely add style to the party, creating a happy festive atmosphere