Disney Minnie Mouse Mini Backpack for Toddler Girls - 12" Minnie Mouse Mini Backpack for Girls | Minnie Mouse Mini Bookbag. Deluxe Minnie Mouse Backpack for Toddlers features adjustable shoulder straps, drawstring closure main compartment, front pocket for accessories, and top locker loop for hanging. Toddler Backpack measures approximately 12" x 8" x 4" -- the perfect size kindergarten or preschool backpack for back to school. Sure to delight an fan of Minnie Mouse! Perfect way for little ones to carry their own snacks, small toys, crafts, and more! Officially licensed Minnie Mouse school supplies products -- for boys and girls alike.