The Expandable Secret Bucket features two large compartments separated by a transparent interior divider and includes a high performance ice pack that enhances cold retention. If you want to carry taller items, just unzip the divider for more vertical space. The bucket also has an expandable bottom compartment for those days when you want to bring even more food. The interior of the bucket has high density thermal insulation to keep food and drinks cool and fresh, a leak proof bottom compartment and Ultra Safe easy clean lining with Microban to help protect against bacterial odors and stains.