1) laminating {HEAD ~ an aluminum layer} subjected to chromium free chemical conversion treatment to {TAIL ~ one side} of a polyolefin resin film , and 
1 ) laminating { HEAD ~ an aluminum layer } subjected to chromium free chemical conversion treatment to { TAIL ~ one side } of a polyolefin resin film , and
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH