Curlex® Erosion Control Blankets are American Excelsior’s patented excelsior rolled erosion control products. The Curlex® fibers are naturally seed free renewable Great Lakes aspen wood fibers. Each fiber is cleaned and curled to create an interlocking rolled erosion control product. There are many different Curlex® blankets to choose from including options with photodegradable or biodegradable netting. Curlex® erosion blankets are offered with zero, one, two or three nets.