Disney Cars Mini Backpack with Lunch Box for Kids - Bundle with Pixar 12" School Bag, Lunch Box, Stickers, More | Pixar Cars School Supplies for Boys. This Disney Cars school supplies set comes with one 12" Cars backpack with padded shoulder straps, spacious compartment, top loop for hanging, and an insulated lunch box. Ideal for any Lightning McQueen enthusiast, this kids' Cars-themed backpack set has everything your child needs to be ready for back-to-school. The Pixar Cars backpack with lunch box set also includes a Beach Kids water bottle, Cars stickers, and a Beach Kids door hanger. Official Disney Pixar Cars school supplies set including school bag and lunch box for kids, boys and girls alike. WARNING: CHOKING HAZARD—Small parts. Not for children under 3 years or 36 months.