1 EA
1 BX (5 EA = 1 BX)
1 BOX (50 EA = 1 BOX)
1 BX (10 EA = 1 BX)
1 BOX (10 EA = 1 BOX)
1 BOX (20 EA = 1 BOX)
1 BX (20 EA = 1 BX)