1 - It WORKS BEST ON THICKER, COARSER HAIR and can be used on wet or dry hair; - It PREVENTS FRIZZY CURLS and seals in flyaways, making it great for 'fluffy curls'. It's also strong enough to control thick, dense hair. 2 - gives volume, ideal for natural hair look; - can also be used in curly hair but it may lack hold and definition, so you'll need to use a cream or gel to 'lock in' your curls