... ) 4) Material: PP / PET 5) Color: Black,white,grey 6) Certification: ISO9001-2008,CE 7) Manufacturing method: nonwoven(short fiber needle punched ... ) / woven (filament),Woven Geotextiles including :needle punched nonwoven geotextile , filament woven geotextile , composite geotextile + geomembrane,Geotextile Bags. Features It owns the advantages of acid ...