eBags via eBay offers the eBags 3-Piece Packing Cubes Set in nine eight colors (Tangerine pictured) for $17.99 with free shipping. That's the lowest total price we could find by $12. It includes a 11" x 6.75" x 3" cube, 13.75" x 9.75" x 3" cube, and 17.5" x 12.75" x 3.25" cube.