hair claw       
noun [ C ] uk/ˈheə ˌklɔː/ us/ˈher ˌklɑː/ (also claw clip)
 发夹,抓夹
a clip (= an object for fastening things together or holding them in position) for hair, usually made of plastic, with two curved parts with large curved teeth (= rows of points) that are held together in the middle by a hinge with two parts that can be pressed together to open the clip
  A hair claw is a good alternative to an elastic, which can cause hair breakage. 皮筋会导致头发断裂,发夹是一个不错的替代选择。 
 Claw clips were everywhere in the 1990s and now they're back. 
Compare: alligator clipbanana clipbutterfly clip
 - More examples
 - She gathers her long, thick hair at the back of her neck with a tortoiseshell hair claw.
 - Use mini hair claws to hold your hair back if you have a shorter style.
 - Try these easy claw clip hairstyles.