Cov ntaub tsis-woven uas siv rau cov pam hluav taws/cov pam khiav dim feem ntau yog ua los ntawm polyester (polyester fiber). Qhov hnyav feem ntau yog nruab nrab ntawm 60 thiab 120 grams ib square meter, thiab qhov tuab yog kwv yees li 0.3 txog 0.7 millimeters kom ntseeg tau tias tiv taus hluav taws thiab muaj zog.
