Super Satchel, Four Boxes In One

The Super Satchel is the ultimate letter storage unit, and essentially, it's four boxes in one.There is a bottom section with 16 large 2-⅞″ x 3-⅛″ compartments. The two side boxes each have 15 compartments 2-¼″ x 1-⅛″. The top section has 42 compartments 1-¼″ x 2-¼″, plus three larger compartments.