These stacking cups are a great way to introduce your little one to the concept of counting, sorting, and stacking. Each cup features a number in relief, and they are easy to stack in order. There are 11 buckets, 1 lid, and 4 sets of 4 different shapes per case. Each case contains 6 sets of stacking cups. This set is perfect for retailers to donate to non-profits, as well as non-profits to donate to organizations that focus on helping kids.