▁commonly ▁used ▁for ▁asset ▁labels . ▁It ▁comb ines ▁a ▁very ▁thin ▁fr ang ible ▁face ▁stock ▁with ▁a ▁very ▁strong ▁high ▁tack ▁ad hes ive , ▁thus ▁making ▁the ▁label ▁impossible ▁to ▁remove ▁without ▁dam aging ▁it . ▁Eng ra ved ▁multi - layer ▁Tra ff oly te ▁labels ▁are ▁frequently ▁used ▁in ▁industrial ▁situations ▁due ▁to ▁their ▁dur ability ; ▁Fo il ▁– ▁Al umin um ▁fo il ▁and ▁v apor - co ated ▁pl astic ▁films ▁are ▁often ▁chosen ▁for ▁the ▁bright ▁reflect ive ▁characteristics ; ▁Th erm al ▁– ▁direct ▁thermal ▁label ▁stock ▁will ▁change ▁color ▁( us ually ▁black ) ▁when ▁he ated . ▁A ▁he ating ▁element ▁in ▁the ▁shape ▁of ▁letters ▁or ▁images ▁can ▁be ▁used ▁to ▁create ▁an ▁image ▁on ▁the ▁label . ▁Custom ▁labels ▁can ▁be ▁easily ▁be ▁made ▁on ▁location ▁in ▁this ▁way . ▁A ▁dis adv antage ▁is ▁dur ability , ▁because ▁another ▁heat ▁source ▁can ▁ru in ▁or ▁obsc ure ▁the ▁image , ▁or ▁it ▁may ▁fade ▁completely ▁over ▁time ; ▁Th erm al ▁transfer ▁for ▁applications ▁that ▁cannot ▁use ▁thermal ▁( ther mal ▁direct ) ▁label ▁material ▁because ▁of ▁heat ▁source ▁proxim ity ▁or ▁short ▁label ▁life , ▁a ▁more ▁widely ▁used ▁material ▁is ▁the ▁thermal ▁transfer ▁label ▁printer . ▁This ▁material ▁has ▁the ▁advantage ▁of ▁a ▁much ▁longer ▁readable ▁life ▁and ▁does ▁not ▁fade ▁with ▁time ▁or ▁heat . ▁Most ▁major ▁manufact ur ers ▁of ▁thermal ▁printer s ▁can ▁be ▁used ▁for ▁either ▁thermal ▁transfer ▁( TT ) ▁or