Sweetdreams Sleep In Rollers. Velcro sponge hair rollers designed to create big bouncy hair. Designed with an inner sponge that flattens whilst you sleep. The rollers are self gripping but can be secured with pins for more hold. Suitable for all types. Use on dry hair. Take small sections of hair and roll hair under or over the roller for your desired effect. Leave in overnight and wake up to big bouncy hair! Excellent for maintaining blow dry and also just giving yourself that salon look at home ! Comes with a drawstring bag !