18″ Doll Customized Back-To-School Backpack Set. This set allows you to pick and choose to create a custom made look! Start with choosing the backpack of your liking, automatically included with the backpack is a compostion book, stickers and a pencil(our color choice). Next, choose a library book(inside pages are blank), a soda bottle, a cell phone eraser, a cupcake of your choice, and a pair of glasses. Everything sized to fit the 18″ American Girl Doll.