Rudzi rwejira rerudzi urwu runogona kugadziridzwa sezvaunoda.Yakagadzirwa ne65% polyester uye 35% donje.
Nzvimbo yekunyunguduka yepolyester iri pedyo neiyo polyamide, kubva pa250 kusvika ku300 ° C.Mafiibha epolyester anodzika kubva mumurazvo onyunguduka, zvichisiya musara wakaoma mutema.Mucheka unopisa nekunhuhwirira kwakasimba.Kuiswa kwekupisa kwepolyester fibers, haingotsigire saizi uye chimiro chete asiwo inosimudzira kukwinya kweshinda.Mafiibha edonje ndiwo masikirwo asina mhango;iwo akapfava, anotonhorera, anozivikanwa semafibhi anofema uye anonwa.Faibha dzedonje dzinogona kuchengeta mvura 24–27 zvakapetwa huremu hwadzo.Dzakasimba, dzinotora dhayi uye dzinogona kusimuka dzinopesana neabrasion kupfeka uye kupisa kwakanyanya.Mushoko rimwe chete, donje rakasununguka.Sezvo makwinya ekotoni, kuisanganisa nepolyester kana kushandisa imwe mhedziso yekusingaperi inopa hunhu hwakakodzera kune zvipfeko zvekotoni.Mafiibha edonje anowanzo sanganiswa nemamwe mafiibhini akaita senaironi, rineni, makushe, uye polyester, kuti vawane zvakanakisa zvefiber imwe neimwe.