Food grade material: food storage container is made of food grade PS material, no BPA, no toxic and no smell, it is safer to store food. Transparent containers enable you to sort and collect food conveniently. You can also store food in the refrigerator at 0-80 C. Multifunctional: It adopts high quality silicone sealing ring and adopts vacuum pump principle to effectively remove the air in the tank and has a good sealing effect. It is not only suitable for storage containers, but also for refrigerators and freezer containers for vegetables, salads and fruit. Store your favorite groceries safely in these sealed, food-grade containers and keep them fresh for a long time. Lock Mechanism: Simply lock the lid, the top lid can be opened, press down to close. Once the ring is pushed down on the seal, the design makes the can completely airtight and insulated. The containers silicone seal enhances its leak-proof performance. It is also transparent, dust-proof and insect-proof. 6-piece set: The set has 3 different sizes of cans: 2 large containers (1.2 liters / 6 cups) 10 x 20.5 cm, perfect for keeping biscuits fresh, 2 small containers (0.8 Liters / 3.6 cups), 10 x 15.5 cm, as well as 2 mini containers (0.5 liters / 1.4), 10 x 10.5 cm. With a stackable and modular design, suitable for all dry foods such as flour, sugar, solid foods, snacks, nuts, sweets and spices. Product Size: set of 6 Functionality Made of food grade PS material, high quality, odorless and toxic. Special locking of the lid, the silicone seal of the container improves its sealing performance. Thanks to the stackable and modular structure, the space used is maximized. Unique design of the box body, convenient to put in the refrigerator, saves a lot of space May contain all kinds of foods like candy, cereal, rice, etc. FEATURE: Quality level of the product: food quality Cover material: plastic + silicone Container material: plastic Properties: recyclable / healthy / stackable Tolerable temperature range: 0-80 C Color: White Lid + Transparent Containers Package includes: 2 x small containers (0.5 liter / 1.4 cup) Ideal for sugar, baby food, ... 2 x medium-sized containers (0.8 liters / 3.6 cups) Ideal for biscuits .... 2 x large containers (1.2 liters / 6 cups) Perfect for grain ... How to clean the lid 1. Remove the container lid and place it on a flat surface 2. Press firmly on the sides of the cover to compress it. 3. Slide the sealing ring forwards or backwards (note that the sealing ring is connected with a groove). The sealing ring slides off the lid and loosens. 4. The lid is dismantled into individual parts, the lid can be cleaned.