Reach for healthy, happy, no-worries food storage with this ultra-durable Square Container from LocknLock. Featuring a patented 4-hinge locking system for freshness that lasts longer, this purely better storage container is constructed from made-to-last Tritan™ that is 2X as hard as traditional plastic. Airtight and leakproof lid has been durability tested to last up to 3 million uses, and container is microwave, freezer, and dishwasher safe.