By virtue of this construction, {HEAD ~ an annular seal} between {TAIL ~ at least portions} of the barrier layers which lie radially within the die cut opening are sealed together at all times to thereby isolate the raw edges of the die cut opening from contact with the liquid contents of the container 
By virtue of this construction , { HEAD ~ an annular seal } between { TAIL ~ at least portions } of the barrier layers which lie radially within the die cut opening are sealed together at all times to thereby isolate the raw edges of the die cut opening from contact with the liquid contents of the container
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH