1. PERFECT SIZE - Our glass storage containers with lids Diameter: 5.07 inch, Height: 4.13inch, Capacity: 710ml. Perfect for storing overnight oats, leftovers, portion control, even lunch for work. The best efficient storage solution for you. 2. PREMIUM BOROSILICATE GLASS - Soup containers Crafted from high-quality borosilicate glass for exceptional durability and thermal shock resistance. Safe for fridge, freezer, oven, and microwave use (-22℉ to 425℉). A reliable choice for long-lasting food storage. 3. AIRTIGHT 4-SIDED LOCK LIDS - Features leak-proof 4-sided locking seals with large compression range and strong resilience for superior freshness. Holds soups/liquids without spills; BPA-free lids ensure safety. Keep food fresh, worry-free. 4. STACKABLE SPACE-SAVER - Designed to stack neatly, maximizing fridge/kitchen space while keeping things tidy. Versatile for freezer use, fitting seamlessly into your organized lifestyle. Efficient storage made simple. 5. VERSATILE FOR ON-THE-GO LIFESTYLE - Ideal for breakfast, yogurt meals, diet recipes, or work/school lunches. Easy grab-and-go portability fits busy days.If there are any issues with the glass storage containers with lids you received, please contact us. We will provide you with a satisfactory solution.