connecting ends of said filled leg members to said filled main bag member by means of {HEAD ~ connectors} which pierce {TAIL ~ the plastic material} of both said main bag member and of said leg members 
pierce
connecting ends of said filled leg members to said filled main bag member by means of { HEAD ~ connectors } which pierce { TAIL ~ the plastic material } of both said main bag member and of said leg members
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH