Jira risina kurukwa rakakodzera magirovhosi ekuchenesa rinowanzo gadzirwa nemusanganiswa wepolyester (PET) neviscose (VISCOSE), izvo zvinosanganisa simba uye kuchinjika. Huremu hwacho hunowanzova pakati pemagiramu 60-100 pa square mita, hwakakodzera kuchenesa zuva nezuva, kuchenesa kwakadzama senge mavanga emafuta nenzvimbo dzakaomarara.
Firimu rePE kana TPU rinogonawo kunamirwa kuti riwedzere kudzivirira mvura yejira risina kurukwa pasina kukanganisa kufema kwaro;
