Some cups have holes to allow pouring of water or sand. Includes 5 colorful pieces made of soft polypropolene plastic that will not break. Built up, the tower measures about 13.5". All pieces nest nicely into the largest bucket which includes a handle. Spielstabil Products are manufactured in Germany and are PVC free, Phthlate free and BPA Free. This toy is also dishwasher safe. Five colorful cups are fun for stacking or filling with treasures. Largest cup doubles as a bucket with carry handle. Largest bucket measures 5.5" in diameter and 3.9" tall. Comes with a 2 year guarantee.