UbeCube drop-in trays are general purpose - made with heavy duty foam-filled polypropylene. Up to three trays will stack neatly inside the UC01. Using alternate side insert panels, the trays can be suspended inside the UC01 leaving tons of space below for larger items.
exterior - 12.5" x 12.5" x 4"
interior - 11.25" x 5" x 3.75" (each bay)