The specifications of the product. 100GSM-1500GSM The properties of the product. The product has the property of anti-aging,high strength,good flexibility and permeability, filtration,isolation and easy construction. The applications It is widely used in areas pf the railway,gighway,sport venue,dyke, water project construction, tunnel, sea beach,inning, environment protection and so on. It can also used in the renforcement,separation,filtration,drainage etc.