The back and bottom of this lunch box is a black polyester that is easy to clean and will hold up well to even the most monstrous of truckers. The padded handle is durable as well as comfortable and each zipper has a reinforced stitched pull. | The upper compartment is perfect for holding larger items and will keep a thermos or water bottle upright during transport. | The bottom compartment is a great place to store an icepack for keeping your lunch cool, for anything you want to keep flat, or to hide your monster trucks until recess or playtime. |