Curlex II Erosion Control Blanket Fabric, Double Net, 8 Feet x 112.5 Feet Biodegradable excelsior blanket with double netting - 8 feet x 112.5 feet For temporary erosion control and speedy re-vegetation of slopes and waterways Netting breaks down in sunlight in 90-120 days, for a single growing season's coverage Extruded plastic netting on both sides for extra durability in high water areas Recommended for slope to 1.5:1, channels to 9 fps