1. Material: Plastic + Soft Sponge2. The Hair Rollers are very convenient and useful for girls and ladies who want to make hair curls and waves3. If you wanna have a beautiful curly hair, you can use the sponge rollers rolls your hair before sleeping4. This hair rollers can make you more cutie and more young5. Hair layered; Each piece of hair twist in one direction; Open the clasp, curl from the hair end; Volume to hair root, then buckled