Sturdy corrugated boxes ideal for organizing and storing construction paper. Includes 15 color slots. Each slot measures 12-1/2 in. x 9-1/4 in. x 1-1/2 in., perfect for storing 9 in. x 12 in. sheets of construction paper. Overall dimensions: 9-3/8 in. x 29-1/4 in. x 12-7/8 in.