O le upega saogalemu e tetee atu i le pa'ū o loʻo i ai laʻititi laʻititi ma toniga, faʻamau faʻamau, leai se gaioiga, maualuga-maualalo le mamafa o mea polyethylene, malosi maualuga, maualuga le liusuavai, malosi masima ma alkali tetee, susu-faʻamaonia, matua tetee, ma umi. ola tautua.
Ua vaevaeina i upega saogalemu masani, afi mumu retardant upega saogalemu, mafiafia mata upega saogalemu, poloka poloka ma upega e tetee atu pa'ū.
Mea: nylon, vinylon, polyester, polypropylene, polyethylene, ma isi. O le oloa e faigofie ona faʻapipiʻi, faigofie ona faʻaoga, talafeagai i le fausaga mata, tufatufaina tutusa i le kalave pe a uma ona faʻamalosia, ma malosi i le gafatia.