Momoi 2lb Spool Hi-Catch Mono. Momoi’s Hi-Catch Monofilament Line is an extremely high quality monofilament produced using strict quality controls. It exhibits very low memory characteristics and is very soft and flexible while maintaining a high tensile strength to diameter ratio. Smaller diameter lines with high tensile strength result in larger reel capacity, more abrasion resistance and superior knot strength. Hi-Catch provides all these necessary tools when you're fighting a hard charging game fish.