The non-woven geo bag is made from technical fabric and is stitched on three sides, leaving one side open for filling. It is designed to be filled with soil and installed during the construction of marine and hydraulic structures. The geo bag, or non-woven geotextile bag, is a geosynthetic product made from polyester, polypropylene, or polyethylene, and is used to protect hydraulic structures and riverbanks from severe erosion and scouring.