A unique proven blend of natural herbs and select oils make up Formula Two.This change up formula is another rich blended bait odor that chucks cannot resist. Like "Formula One," this unique bait is deadly on chucks with an enticing scent drift odor the woodchuck can't avoid. This bait is a great second trap set up product that gives them a different bait to investigate. Thousands of woodchucks are caught each year on these two products.Always use eye appeal with these products for best results.A broccoli spear is our choice for good eye appeal.