SMART STORAGE: The LocknLock 54-Ounce Rectangular Storage Container is microwave safe, dishwasher safe, and ideal for ideal for family-sized leftovers, cereals, bulk items, dry ingredients, and more DURABLE: Unique 4-hinge locking system is durability tested for long-lasting performance up to 3 million uses. NO MESS, STAYS FRESH: Enhanced silicone seal is 100 percent airtight to keep foods fresh longer and 100 percent leakproof to prevent unwanted drips and spills. BPA-FREE: Peace of mind for healthy, happy food storage. VERSATILE: Provides a convenient, all-in-one storage solution for the refrigerator, freezer, and pantry. LIFETIME LIMITED WARRANTY