The supplied Nylon Fishing Nets are used for fishing. Nets are devices made from fibers woven in a grid-like structure. Nylon is a polymer a plastic with super-long, heavy molecules built up of short, endlessly repeating sections of atoms, just like a heavy metal chain is made of ever-repeating links. Second to rubber fly fishing nets is a soft nylon fabric-like net with small holes woven into it. The offered Nylon Fishing Nets are made for use in commercial applications.