Women Premium Flexible Heatless Hair Roller Curl Rod Soft Headband Hair Set Satin Microfiber High Quality curling rod headband is made of satin material outside and soft material inside, which is much softer, and more comfortable to sleep in than the old version, help you to stay in place, hold your hair tightly and no chemical smell. Heatless hair curler is to give you a new way of curling your hair created to get beautiful bouncy curls without damaging your hair with heat. Hair rollers that are long enough can be tightly fixed and are perfect for thick, thin, curly, or straight hair. The rounded edges and smooth surface will not pull or damage your hair.