First let me start by saying that I use the original Bubblebags by Bubbleman. I only use 4 bags:
The purple 25 micron
The yellow 75 micron
The red 160 micron
And the working bag blue 220 micron
The bags go in a 5 gallon bucket in the order shown above starting with the purple bag and so on.
Then just throw in the material to be used:
Put in ice cold water:
Then fill the bucket full of ice: