The 4 bag kit contains a work bag, a contaminant removal bag, and two crystal collection bags. It also includes a pressing screen and carrying bag.

Contents:
-1 gallon 220 micron work bag
-1 gallon 160 micron contaminant removal bag
-1 gallon 73 micron collection bag
-1 gallon 25 micron collection bag
-pressing screen
-carrying bag