This cap will allow you to keep your hair dry in the shower, between 2 shampoos. A good size, it is also suitable for people who have voluminous hair. Made of coated cotton, it will let water flow through without passing through. Elasticated edging. You can use it during your skin and beauty treatments, to clear your face and prevent your hair from sticking to creams. After showering, hang it in the bathroom to dry. From time to time, especially if you use it for your facial care, clean it with warm water and soap, rinse, let dry. You can machine wash it at 30° maximum, do not use fabric softener or tumble dry, do not iron. Several fabrics available on request. This one is an adult and teenager size. Possibility of making an XXL size for very voluminous hair (dreadlocks, long curly or frizzy hair) Child size here: https://www.etsy.com/fr/listing/939173340/bonnet-pour-la-douche-taille-enfant