The lateral end 4 a of {HEAD ~ the left side wrapping portion} 2, when disposed in {TAIL ~ close proximity} to the fold line 35 of the V fold 5, may overlap a portion of the V fold 5, as illustrated in FIGS 16 and 17 
The lateral end 4 a of { HEAD ~ the left side wrapping portion } 2 , when disposed in { TAIL ~ close proximity } to the fold line 35 of the V fold 5 , may overlap a portion of the V fold 5 , as illustrated in FIGS 16 and 17
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH