- SET OF 4 VERSATILE CONTAINERS : This pack includes 2 square containers (350ml and 500ml) and 2 round containers (350ml and 500ml), catering to diverse food storage needs. - SAFE AND DURABLE MATERIAL : Each container is crafted from high-quality, BPA-free silicone, making them soft, unbreakable, and non-toxic for peace of mind. - AIRTIGHT DESIGN FOR FOOD FRESHNESS : Equipped with snap buckles and a Vent Valve, these containers create an airtight seal to keep food fresh and prevent dust contamination. - SPACE-SAVING COLLAPSIBLE FEATURE : The collapsible design allows these containers to save up to 50% of storage space, making them ideal for small kitchens and efficient storage. - MULTIFUNCTIONAL AND ADAPTABLE : These containers are perfect for storing various foods such as cereal, fruits, vegetables, and leftovers. They are also suitable as lunch boxes for office workers or for taking food on trips and camping. - MICROWAVE, FREEZER, AND DISHWASHER SAFE : The containers can withstand temperatures from -4°F to 428°F (-20°C to 220°C). Note: Always pull up the air vent valve or remove the plug before heating in the microwave. - PRACTICAL USE SCENARIOS : 1. Store leftovers securely in the refrigerator while maintaining freshness. 2. Use as a convenient lunch box for daily meals at work or school. 3. Easily transport food during outdoor activities like camping or picnics. This set of collapsible food storage containers combines practicality, safety, and convenience for everyday use.