Material: Made of plastic pu high quality to make the elastic ring of the telephone line, a material is safe for the environment, durable, soft and comfortable Advantages: Silky, excellent hand feeling, without damaging the hair, without a trace, it is not easy to break, easy to clean and durable, beautiful and elegant Design: ring hair coiled telephone line adopts color jelly fashion and color gradient to create a game of 9 rings hair elastic line high quality