... ,sound insulation,moth ,non-toxic.Main purpose:Spunbond non-woven polypropylene primary products are ployester(filament,staple),the most common ... and most commonly used is the non-woven bags,woven packaging applications,etc.,but also very easy to identify ... Applicaton level can do flowers packing cloth,cloth bags,etc.,wear-resistant,so the chaacteristics of a good solided feel,makes ...