In one embodiment of the invention, the ribbon is approximately 70 mm wide and has {HEAD ~ a thickness} of less than 1 mm, {TAIL ~ preferably 0.2 mm} 
In one embodiment of the invention , the ribbon is approximately 70 mm wide and has { HEAD ~ a thickness } of less than 1 mm , { TAIL ~ preferably 0.2 mm }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL