Magic Hair Curlers Set: you will receive 18 pieces of flexible hair rollers and curlers, and 2 sets of styling hooks for the convenience of use, a good hairdressing combination that will give you quick, easy, beautiful curls every time without damaging your hair .Different Sizes:9 hair rollers for long hair and 9 hair rollersfor short hair. Available in 2 sizes for different lengths of hair,9.8inch and 5.9 inch,allows you to DIY your favorite wave hairstyle at will, suitable for long or short hair, thin or thick hair .No heat damage: the hair spiral curlers are good alternative to heat based styling products and help to keep your hair healthy, create defined, smooth and wide curls every time without the need for heat .Comfortable and flexible: our spiral hair curlers are made of quality material that is soft and lightweight, comfortable enough to sleep in, and aside from saving your hair from heat damage they also save you time in the morning .Simple to use: just place your hair into the curler with the styling hook, and let the damp hair dry naturally inside or blow dry or keep overnight, then remove each curler when hair is dry for voluminous curly hair, which will give you the same results as traditional hot tools and rollers .