YAMATOYO Nylon Shock Leader [Fluorescent Purple] 20m #4 (16lb)

It is softer and easier to handle than fluorocarbon.

It is much easier to handle when wound as a main line. It also has excellent shock absorption. It is stronger than fluorocarbon, but because it is water absorbent, it is inferior to fluorocarbon in terms of long-term use underwater and durability.