In Irish tavern culture, plugs of tobacco were cut and shared. Those plugs were super dense and you could possibly lose a finger trying to cut one with an unskilled hand.
This based on Jupiter Slices. The difference additional fermentation at one stage of the process. The tightness is nowhere near as hard as a true Irish plug.
Instead of being an exact weight, you get a portion that is over 2.1 ounces minimum with the average around 2.5.
Destemmed red Virginia pressed into a 10lb sheet, matured as a whole, and then sliced into individual bars.
2oz of bulk plug with optional jar label.