Fish smell Pro-Cure Water Soluble Bait Oil fast and from a long distance. Also, because it's loaded with amino acids, this substance tempts fish to strike, making it an excellent fish-catching addition to live bait, marabou jigs, glow bugs or chunks of sponge. Won't mat down hair or feathers, so your lures will retain their underwater movement. Comes in a 4-oz. squeeze bottle. Scents: Squid, Anise Plus, Sardine, Krill, Herring, Sand Shrimp, Bloody Tuna, Garlic Plus, Shrimp, Anchovy.