Nylon with filament-based, plus a small amount of nylon staple fibers. monofilament Nylon filament yarn is mainly used for manufacture of powerful, producing socks, underwear, sports Shandeng. Nylon staple fiber primarily with viscose rayon, cotton, wool and other synthetic blends, used as a clothing fabric. Nylon can also be used as tire cord industry, parachutes, fishing nets, ropes, belts and ...