A protector 5, in which {HEAD ~ the sleeve} is formed of {TAIL ~ acetate film} 
is formed of
A protector 5 , in which { HEAD ~ the sleeve } is formed of { TAIL ~ acetate film }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL