American Flyer Argyle 3-Piece Perfect Packing System, Red, One Size Cube dimensions (LxWxH - inches): Large 17.5x13x3.5, Medium 14x10x3.5 and Small 12x7.5x3 Polyester fabric provides great durability Grab and Go Strap handle to carry by itself Mesh top for easy looking and ventilation Great way to stay organized