There doesn't seem like much you can do to improve on the basic 550 paracord. The new 550 PrepCord begs to differ! Running the entire length of the core, is a strand of 8 lb test mono fishing line, along side the regular 7 inner strands. The Fish & Fire series now includes a bonus strand of Jute cord for fire starting. In addition to the uses of regular paracord, with a 100' strand of fishing line, the uses of PrepCord are almost infinite! Fishing Line Uses: Fishing. Attach it to a pole or stick, or use it as a set line. Sewing. Great for sewing tears in clothing or gear. Perimeter. Set up perimeter around your camp to warn of intruders or animals. Shelter. Use the line with a tarp to create a temporary shelter. Repairs. Use it to fix a broken strap or zipper on your pack. More durable than thread. Hundreds of other uses! Featuring 100 feet of Black Nylon Paracord- contains 7 white interior strands and one strand of 8 lb test fishing line. Ideal for a multitude of uses. Made in the U.S.A. by a certified government contractor. Looking to step up your paracord tying game and tie like a pro? Check out the Paracord Fids/Needles in stock! Click HERE!