High-Grade Glass: Made with premium BPA-free and lead-free food-grade glass, ensures long-lasting durability and offers a clear view of contents, preserving the freshness and integrity of stored food. Unbeatable Airtight Sealing: The specially designed lid ensures an airtight seal, keeping contents fresh for longer and preventing any leaks. Whether you're on the move or packing a lunch, it provides a hassle-free transport experience. Stackable Design: The unique recessed top allows for easy stacking, optimizing storage space without risking stability. The edge guard on the lid adds an extra layer of safety. Versatility: These jars aren't just for yogurt and oatmeal.