Izinzuzo nezindwangu zikakotini ze-polyester-ukotini, izindwangu zikakotini ze-polyester-ukotini zibhekisela ezindwangu ezihlanganisiwe zikakotini, ezine-polyester njengengxenye eyinhloko, elukwe kusuka ku-60% -67% i-polyester kanye ne-33% -40% yezintambo zikakotini ezihlanganisiwe.