At least partially reflective coatings are provided on {TAIL ~ both faces} of {HEAD ~ the polymer film} 
At least partially reflective coatings are provided on { TAIL ~ both faces } of { HEAD ~ the polymer film }
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD