Marvel Little Boys' Heroes Backpack with Lunch Box, Multi, One Size Adjustable Shoulder Straps are Padded for Carrying Comfort. Zipper Closure, Features one Main Compartment, one Front Compartment and Two side mesh Pockets. Adjustable Shoulder Straps are Padded for Carrying Comfort. Zipper Closure, Features one Main Compartment, one Front Compartment and Two side mesh Pockets.