Designed to perfectly fit a standard stick of butter, this sealable butter container works great from the refrigerator to the counter to the table. Lock & Lock's 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 and 100% leak-proof to prevent messy drips and sloppy spills.Plus, this clever container has an interior lid that doubles as a convenient serving tray and features tablespoon measurement markings for quick reference. Bpa-free construction provides a healthy and versatile storage solution for the pantry, cupboard, refrigerator, freezer or anywhere your foods need to stay fresh, and Easy Essentials containers are microwave safe for convenient butter softening and dishwasher safe for easy cleanup.