American Excelsior 87342 Curlex® 4' x 112-1/2' Green Single Net Blanket - The Curlex Single Net Blanket is a specific cut of Great Lakes Aspen curled wood excelsior with 80% 6" fibers or greater fiber length. It has consistent thickness, with fibers evenly distributed throughout the entire area of the blanket. The top of the blanket is covered with photodegradable or biodegradable netting.