Tepi ya Oriented Polypropylene (OPP) ndi chinthu chofunikira kwambiri padziko lonse lapansi pakuyika ndi kusindikiza, kupereka yankho losunthika pazinthu zosiyanasiyana zamalonda, zamafakitale, ndi zapakhomo. Kugwiritsiridwa ntchito kwake kofala kungayambitsidwe ndi mphamvu yake yabwino kwambiri