Tenax Silt Fence *Height: 3 ft. *Length: 100 ft. *Material: Polypropylene *Product Type: Silt Fence *UV Stabilized: Yes*Packaging Type: Roll *Color: Black *Protects construction sites and slopes from soil loss and erosion. Hardwood posts.Double stapled at top of each post, single along length. Commercial grade. Not D.O.T. approved.