Barbie Mini Backpack with Lunch Box for Girls - Bundle with 11" School Bag, Lunch Bag Plus Tattoos, Water Bottle, and More | Barbie Girls Backpack Elementary School. This Barbie backpack set includes 1 mini 11" backpack depicting Barbie artwork with adjustable shoulder straps and top loop for hanging. Show off your love of Barbie in style! This mini backpack has plenty of room to carry everything you need and the Barbie lunch bag will keep your food at the perfect temperature for hours. Sure to be a hit with all Barbie fans. This deluxe Barbie minii backpack set also includes a Beach Kids water bottle, Barbie temporary tattoos, and a Beach Kids princess castle door hanger. Officially licensed Barbie backpack and lunch box school supplies set for all kids, boys and girls alike.