Polyester is better than polypropylene. Polyester is generally divided into polyester filament and staple fiber, but polypropylene's wear resistance is good than polyester, because of light texture, friction resistance, especially compared with polyester carpet, polypropylene belongs to the synthetic fiber, now polypropylene fiber is more used in the carpet . The key of even a good carpet is easy to take care of, cheap, there is another point is that it's easy to take care of from the hand feeling, polypropylene fiber belongs to the chemical fiber.