No one attractant truly applies equally well to all fish. That's why Berkley Gulp! Saltwater was created. Gulp! Saltwater is made of 100% biodegradable, natural ingredients that release 400 times more scent than plastic baits. Its scent trail attracts fish and triggers them to feed, outfishing live bait in head-to-head field tests. Gulp!TM Saltwater is the first bait to bridge the gap between artificial and live bait. Looks and feels like an actual baitfish . Textured Scale pattern detail and color lamination for natural appeal.Extra tough and durable-long-last