Doc McStuffins Mini Backpack for Kids - 11" Disney Backpack Purse for Girls with Adjustable Shoulder Straps | Doc McStuffins Small Bag Set. This Doc McStuffins school bag features an 11" backpack with adjustable shoulder straps and top loop for hanging, featuring colorful artwork of Doc McStuffins. Show off your love of Doc McStuffins in style! This mini backpack is sure to be a hit with Doc McStuffins fans and is perfect to take with you to school, on vacation, or anywhere else. This Doc McStuffins backpack and travel set is great to include in a Doc McStuffins set for kids and adults alike. Officially licensed Doc McStuffins mini backpack is perfect for Doc McStuffins fans, boys and girls, kids and adults alike. WARNING: CHOKING HAZARD—Small parts Not for children under 3 yrs.