This is a Federal Steel Shot known as the Speed-Shok chambered in 28 Gauge 2.75", model WF2836.
Speed kills ducks and geese. Now it kills even cleaner with redesigned Federal(R) Speed-Shok(R). Its Catalyst(TM) lead-free primer and fast-burning powder dramatically reduce residue" while its optimized velocities knock birds out of the sky.
Features:
Shot Size: 6
Velocity: 1350 FPS
Rounds Per Box: 25