... Good flexibility,permeability,filtration,separation 2. Easy for constrction Polyster Fiber Non-Woven Geotextile NAME: ... Good flexibility, permeability, filtration, separation and easy for constrction. USAGE: Used in the area of highway ... ,railway,dam,reclamation for filtration,separation drainage and protection. SIZE of PACKAGE ... 60.91.21.51.82.12.42.73.24.0Sieve size O90 (mm)0.07-0 ...