About this item Upgraded heatless curling iron headband with flannel material on the outside and soft material on the inside, softer than the old one, more comfortable when sleeping, helps you keep it in place, holds your hair tightly, no chemical smell. Heatless Curling Iron Heatless Curling Iron provides you with a new way to curl your hair, allowing you to get beautiful and bouncy curls without damaging your hair by heat. Damage-free silk curling iron The curling iron is long enough to hold firmly, perfect for thick, thin, curly or straight hair. The rounded edges and smooth surface will not pull or damage your hair. Easy to use When your hair is slightly damp, wear the curling iron on your head like a headband, you can clip it on the top or secure one side with an elastic band, just like a ponytail, then wrap dry hair around the other side of the curling iron band and secure it with an elastic band at the bottom. Make sure to wrap tightly and start near the top of your head. It can stay on for more than two hours during the day and can be used on dry hair at night. Premium Service - Sleeping Curling Iron is not suitable for girls with short and thin hair. The length of the heatless curling iron is 157 cm, the width is 4.5 cm, the diameter of the hair ring is 10 cm, the length of the hairpin is 8.1 cm, and the height is 5 cm; it is suitable for medium and long hair.Note: The data are all measured manually, please allow 1-3 cm error; due to the difference in light and display, there may be some color difference, please refer to the actual product received.