In this embodiment, a pair consisting of a fastening member 9 a and a fastening member 9 b is {HEAD ~ a buckle} consisting of {TAIL ~ a male part 9 a} and a female part 9 b to achieve fastening by the resilient engagement between the engagement pieces of the male and female parts 
In this embodiment , a pair consisting of a fastening member 9 a and a fastening member 9 b is { HEAD ~ a buckle } consisting of { TAIL ~ a male part 9 a } and a female part 9 b to achieve fastening by the resilient engagement between the engagement pieces of the male and female parts
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 REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH