Our Rainbow and Clouds Cookie Cutter Set is primarily made to cut fondant. Certain cookie cutters can also be used to cut cookie dough, fruit, sandwich bread or chocolate and place those cut outs on strawberries, cake pops, sandwich cookies, cakes, cupcakes, rice crispy treats, apples, marshmallows etc. The sizes listed pertain to the approximate height (top to bottom) or length (left to right) of the main cookie cutter in this set. All cookie cutters have an approximate depth of 1/4 an inch. This set contains 9 pieces as shown next to the completed design example in the picture(s) above.