Stretch going back to the flexibility i just mentioned mono stretches more than superlines and fluorocarbon

Proshandling thanks to its flexibility or limpness makes mono more maneageable and easier to cast than stiffer lines

So right off monofilament is a single strand mono of material filament as opposed to multifilament lines which are strung from multiple strands that are fused braided or bundled together

Lets start with the pros