Feem ntau siv spunlace non-woven npuag rau khau so daim ntaub yog sib xyaw ntawm polyester (PET) thiab viscose fibers; Qhov hnyav yog feem ntau ntawm 40-120 grams ib square meter. Cov khoom uas muaj qhov hnyav qis yog lub teeb yuag, yoog raws, thiab tsim nyog rau kev ntxuav khau zoo. Cov khoom uas muaj qhov hnyav dua muaj kev hnav zoo dua thiab kev nqus dej, thiab tsim nyog rau kev ntxuav cov stains hnyav.
