PARACORD 550: Paracord Type III (550 lb) has a nylon core. Color: Black. Length - 100 feet (30.5 m). Available in 40 colors options. STRONG & DURABLE: Paracord Type III has 550 lb (249 kg) min strength; 32 strand sheath structure, 7 core yarns each made of 3 twisted nylon fibers.