... AIR FILTER -Nelson lab approval -PP nonwoven 10-60gsm -TSI-8130 tester -ASTM F2100-07 MELT BLOWN PP AIR FILTERHIGH PENETRATION EFFICIENCY ... -pull,anti-bacteria, high tensile strength ,chemical resistant breathable,air permeable,absorb oil & alcohol non-toxic,non-musty,anti ... cover,suit cover 4,battery ,wipes for machine,shopping bag 5,warmth retension, noise isolation 6,superior absorbency,industrial ...