Koofiyadaha daboolka ah ee polypropylene (PP) waa qalab lagu kalsoonaan karo oo la isku halleyn karo oo loogu talagalay codsiyada baakadaha kala duwan. Ka samaysan walxo polypropylene waara, daboolyadani waxay bixiyaan shaabad adag oo kiimiko ahaan u adkaysta, hubinta daacadnimada dareerahaaga ama kiimikooyinkaaga.