Ku vilela hi ku hlangana na mati ku humelela ngopfu loko vafambisi va ku xava va languta switirhisiwa swo boha leswaku swi hlayisiwa ehandle, ku rhumeriwa hi lwandle, kumbe tindhawu to hlayisela swilo leti tsakamaka. Nhlamulo yo olova hileswaku e-e, mati a ma nge vavisi strap ya polyester. Hikuva ti molecule ta yona tinga hydrophobic, PET (Polyethylene Terephthalate) strapping i ver