6-piece set with practical storage and fresh-keeping features - What you get: a 6-piece set consisting of two 7L containers and four 2L containers with lids. - Size details: 4 medium containers measure 5.6' x 5.6' x 4.6'; 2 large containers measure 12.4' x 6.4' x 5.7'. - Organized storage: the 6-piece organizer keeps items neatly arranged; transparent bodies let you see contents at a glance without opening each box; raised edges around the lids hold boxes in place when stacked; ideal for vertical storage in closets, shelves, and cabinets to maximize space. - Temperature and compatibility: operating temperature range is -30℃ to 60℃; suitable for refrigerators and freezers. Not suitable for dishwashers or microwaves. - Lid and freshness control: a switch on the lid adjusts the flow of oxygen and carbon dioxide; the switch helps prevent odors from mixing and maintains the storage environment for different foods, helping food stay fresher longer. - Material and care: made of durable PET; BPA-free; food-safe; easy to care for—wash with mild soap and water; do not put in the dishwasher. - Practical use scenarios: - Use in the refrigerator or freezer for leftovers, prepped meals, or produce. - Organize pantry staples like cereals, nuts, and snacks with clear visibility. - Create a compact, vertical storage system in closets or cabinets to maximize available space.