Eagle Claw Fishing Tackle NLDPSS, Tin Removable Split Shot Dial Pack weights. They are made from tin since more and more areas banning the use of lead weights. Some other eco-friendly options include brass, tungsten and steel. Tin weights are becoming more popular every day. Eagle Claw's environmentally friendly weights are a great eco-friendly option for all anglers. The weights are softer than lead, the tin weights will make a louder clicking sound and retain their shape better and longer, making them a great addition to any tackle box.