Multifilament fishing line
BRAIDED LINE WHICH IS MADE OF A TYPE OF POLYETHYLENE
Multifilament line, also referred to as The Super Lines, is a type of fishing line.The Complete Idiot's Guide to Fishing Basics - 2nd Edition It is a braided line which is made up of ultra-high-molecular-weight polyethylene (UHMWPE), a specialty polyethylene polymer that makes a extremely thin line for its strength.