Stackable Design: The wide mouth Salad jars are designed for easy stacking, maximizing your storage space in the refrigerator or pantry while keeping your countertops organized High-Grade Glass: Our 6-pack Overnight Oats Containers are made from premium quality glass, ensuring durability and safety for all your food storage needs Unbeatable Airtight Sealing: Each glass jar features airtight lids that keep your overnight oats and other snacks for longer, preventing spoilage and maintaining flavor Versatility: These glass food storage containers are perfect for a variety of uses, including storing yogurt, spices, sugar, and more, making them an essential addition to any kitchen Refrigerator and Freezer Safe: Designed to withstand cold temperatures, our containers can be safely used in both the refrigerator and freezer, offering convenience for meal prep and long-term storage