Berkley Gulp! Alive! 4" Swimming Mullet: * Each bait has a natural presentation in action, scent and taste * Each bait "swims" in attractant to preserve its irresistible swimming tail action * Gulp! Alive! baits absorb up to 20 percent more fish attractant by weight * "Recharge" bait by placing used bait back in powerful Gulp! Alive! attractant (sold separately) * Material content: biodegradable dough * 1-year warranty