1.Various material: Polyester (PE), Polypropylen (PP), Aramid, P84, Acrylic, PPS, Fiberglass, PTFE,Nomex,FMS etc. 2.Strong intensity 3.Excellent anti-abrasion,good finishing treatment 4.Good raw material, competitive price 5.High filtration efficiency 6.Fast delivery 7.Size can be customized 8.Factory manufacturer could contal quality and price