The curved shape, the reliable lock, the flexibility and the hygienic material all make the № 1 HAIRPIN a unique hairtool. Its grip is at least 5 times stronger than an average bobby pin. Because of the curved shape the pin sits comfortably in your hair and stays in there all day without feeling it. The pin is easy to use, it won’t damage your hair and it won’t leave any kinks. And the best thing: it will keep the volume alive all day!