In Stock - Girls Frozen inspired costumes and apparel! We don't offer every children's halloween costume, we offer what we think are the best costumes in the marketplace. Our buyers have done the shopping, and have selected some of the best most unique costumes for you to choose from. The Children's Halloween Costumes in this section are for Children Wearing sizes 4 -14. If unsure how to choose your child's costume size, we recommend using the general guidelines below. Please note that children's costume sizes typically refer to the size the child wears in clothing, and sometimes give an age guideline as well. These are general guidelines for choosing the proper halloween costume size. Should you wish more specific size information on any costume, please email firstname.lastname@example.org and we would be more than happy to help.