Gulp! Heads are specifically designed for use with Gulp! And Gulp! Alive! Soft baits. The Gulp! Grip Bait Keeper(TM) keeps plastics secured firmly to the jig and is designed to withstand rugged use in heavy cover. The jig heads are lead-free and made of Tundra(TM) composite material. The minnow heads were designed for jigging in both rivers and lakes, and include premium black nickel hooks that are extremely sharp. Realistic 3-D eyes combined with proven colors trigger aggressive strikes. Comes 3-4 per pack depending on size.