VMC Tungsten Worm Weights are a great lead-free alternative. Tungsten weights are safer for the environment, plus extremely hard and super sensitive. With a 35% smaller profile, these weights provide better penetration and less chance of snagging. VMC Tungsten Worm Weights are insert-free for easier line threading. Model: TWLead free35% smaller profileBetter cover penetrationLess snagsEasy to peg with the insert free design