... : 1. Good flexibility,permeability,filtration,separation 2. Easy for constrction Polyster Fiber Non-Woven Geotextile NAME: SHORT FIBER NEEDLE ... , permeability, filtration, separation and easy for constrction. USAGE: Used in the area of highway,railway,dam,reclamation for filtration,separation drainage and protection ... .330.380.420.460.6MD AND TD Polyster Fiber Geotextile for Separation