The Magic Products Premium Catfish Bait is fortified with Ultrabite catfish specific pheromone attractant. Patented pheromone technology attracts and stimulates catfish to feed. 20 years of research and testing by more than 400 scientists went into development of the pheromone formulas! Works like no other bait you have used before. Biodegradable baits that stay on the hook, retains color and is easy to use. Six ounces of preformed baits.