Furthermore, it is preferable that one of the adjacent hinge ledges has a slot at a basal end portion thereof, the slot extending from the inside edge, and wherein {HEAD ~ the hinge cover} is introduced into {TAIL ~ the slot} when the pair of hair retainers are closed 
is introduced into
Furthermore , it is preferable that one of the adjacent hinge ledges has a slot at a basal end portion thereof , the slot extending from the inside edge , and wherein { HEAD ~ the hinge cover } is introduced into { TAIL ~ the slot } when the pair of hair retainers are closed
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH