The Solid Braid Polypropylene Rope from Koch Industries, also known as "lead line" or "derby rope," is resistant to abrasion, is soft and pliable, and has good knot retention. This rope can be used as animal lead lines, home or general use applications. Size / Maximum Work Load: 3/8" = 180 lbs1/2" = 244 lbs | Koch Solid Braid Polypropylene Rope | Size 1/2" x 35'