A real breakthrough in performance. Environmentally safe, lead-free Bass Pro Shops XPS Tungsten Dropshot Weights are 95% tungsten/5% nickel. Since tungsten is much heavier and harder than lead, you can downsize your offerings and still keep contact with the bottom - AND create more sound attraction, too. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Fishing Weights.