There are 84 foam shapes including sets of letters (A-Z) and numbers(0-9) and 12 Sea Shapes. The foam shapes can float and stick at the tub wall when wet. The foam is soft, durable and non-toxic. You could clean them by wiping with damp cloth or air-dry. It create fun and interest for your kids especially those do not like to bath. It could be another joy in the bathroom and fun in learning ABC at the same times. In education wise, it is enhancing the child's recognition skills with colors and shapes.