Simpler four-panel-per-side version of the original Rubik's CubeComes in the mini size, 1-1/2", as well (see item PL-4675). Also available fully customized on all sides (see item PL-4660)100% of the plastic used in this product is pre-consumer recycled plastic. Plastic comprises approximately 90% of each piece. Not available blank. Sold under license exclusively for promotional use, not for retail sales. Yellow panel contains the Rubik?s logoArt that crosses gaps between tiles may not be read clearlyRubik's products sold by Prime are for branded promotional use only. They are not available from Prime as blanks and may not be used for resale as blank cubes