{HEAD ~ A translucent layer} substantially impermeable to {TAIL ~ ultraviolet rays} is provided on one side of the foil material 
substantially impermeable to
{ HEAD ~ A translucent layer } substantially impermeable to { TAIL ~ ultraviolet rays } is provided on one side of the foil material
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH