These are the drawers for the Cube Pro. The sizes listed are for which Cube you are looking to fill.
The basic drawers come divided into 1, 2, or 4 cups. They also have the option so have a space on the front for a label to be placed.
The 1 and 2 cups drawers also have the option for an open front where you can place a piece of clear acrylic or the like so that you can see what is inside.