Get stacked and keep foods organized and fresh longer with this stackable storage container set. Ideal for snacks, dry ingredients, or even leftovers, this set of containers in convenient sizes is perfect for getting cupboards organized or for bringing extra ingredients or side dishes to picnics or barbeques. Patented 4-hinge locking system has been durability tested to last up to 3 million uses, and the enhanced silicone seal is 100% airtight to keep foods fresh longer. Stackable containers also nest conveniently for compact storage when not in use.