Hair pin for maintaining mass of hair, has lock arm with body whose length is lower than that of hairpin body and fixed and free ends directed towards gripping and insertion ends of hair pin body, and engagement space engaging mass of hair

摘要

The pin has a lock arm (5) including a body (6) whose length is lower than that of the hairpin body (2). The body (6) includes a fixed end (7) and a free end (8) directed towards a gripping end (4) and an insertion end (3) of the hair pin body, respectively. The body (6) extends along the hairpin body for defining an engagement space (10) that engages mass of hair.