- Set of 4 Collapsible Food Storage Containers: This pack includes two square containers (350ml and 500ml) and two round containers (350ml and 500ml), meeting all your food storage needs. - Safety Premium Material: Crafted from BPA-free food-grade silicone, these containers are soft, unbreakable, and non-toxic, ensuring safe storage for your food. - Airtight Design: Featuring snap buckles and a vent valve, these containers create an airtight seal that prevents dust and keeps your food fresh longer, reducing waste and enhancing quality. - Space-Saving Functionality: These collapsible containers can be easily folded down, saving approximately 50% of storage space when not in use, making them ideal for kitchens with limited space. - Versatile Compatibility: Safe for use in microwaves, freezers, and dishwashers, these containers tolerate temperatures from approximately -4°F to 428°F (-20°C to 220°C). Remember to pull up the air vent valve on the lid or remove the plug before heating. - Multifunctional Applications: Perfect for a variety of uses, you can store cereal, fruits, vegetables, and leftovers in the fridge. They also serve as convenient lunch boxes for office workers and are ideal for camping or traveling, helping you easily transport your meals. - Durability and Ease of Use: Designed for everyday practicality, these containers combine durability with user-friendly features, making food storage effortless and efficient.