The Zoom Magnum Ol' Monster is making big worms bigger. The Magnum Ol' Monster easily reaches 12 inches and it's also beefier around the middle than the original.The circumference of the original Ol' Monster was about one inch. The new magnum version is about an inch and three eighths, providing a tempting profile for trophy sized bass. When you've got a limit and are looking for a big one to improve your lot, tie on one of these and get after it.Features12" length with 1 3/8" circumferenceLarge ribbon tail for extra actionExcellent for deep ledge or brushpile fishingBuilt for big bass5 pk