Rubbermaid Collapsible 2-1/2 Cup Food Storage Container (2 Pack) Adjustable bowl with a lid for customizable food storage; 2-1/2-cup capacity. Crafted from durable plastic with a flexible rubber lid to prevent leaks. Collapses to a 1-inch height for easy storage; lid and bowl store together. Safe for use in the freezer and microwave; cleans up in dishwasher. A great bowl to take on a camping trip.