SC32 - 70% Straw, 30% Coconut Fiber for severe applications. This heavy-duty erosion control blanket is designed for severe slopes and medium to high flow channels. A 70% straw, 30% coconut fiber combination is sandwiched between long-lasting netting. The coconut fibers add longevity. The top layer of netting is UV-inhibited black polypropylene. The bottom netting is bio-photodegradable polypropylene. The SC32 is available in 80 m² rolls.