... wight:13-300gsm polyester spunbond nonwoven for filterPET Spun-bonded Nonwoven Fabric carpet backing1)material:100%polyester 2) ... ), anti-aging, UV stabilized, high elongation, stable and high air permeability, anti-abration, sound insulation, anti moth ... ,high temperature ,air and water permeability antiglare ,aging resistance ,acid and alkali resistance ,moth proofing non toxicity and easy print etc ...