Many dice cups have straight sides which make them a bit suspicious. This cup has a more cunning yet professional look. One of the first to use a non-straight dice cup was the great Pepe Carroll with his wonderful dice stacking routine.
Besides the beautiful dice cup you receive four dice. You will also have access to an online video with the explanation of basic stacking techniques and some magic tricks involving stacking dice. The video was filmed with a transparent dice cup so you may easily follow along and learn the techniques.