Even the odds against pheasants, grouse and other hard-flushing upland birds. HEVI-Bismuth(TM) Upland payloads are 22 percent denser than steel to deliver more pellets on target and maximum knockdown power. They meet nontoxic requirements and are safe for fixed-choke barrels and modern shotguns. 100 percent nontoxic payload 9.6 g/cc HEVI-Bismuth pellets are 22 percent denser than steel and alloyed and cast in Sweet Home, Oregon Safe and effective in both modern and classic shotguns More clean kills