【Keep Fruits and Vegetables Long Fresh】The fresh storage containers have vent system, which control by the ventilation valve on the lid. You can choose to open the ventilation to store fruits or close the ventilation to store vegetables according to different needs. Adjusting the air vent to control the humidity inside of vegetable keeper, help prevent spoilage, keep fruits and vegetables storage longer in the refrigerator. 【Food Grade Safety Material】The vegetable and fruit storage/saver container is made of environmental-friendly materials which is BPA free. Work temperature (-104℉~ 140℉). The durable high-quality cover is both scratch and corrosion resistant and does not odorless. NOTE: produce saver containers CANNOT be used in dishwasher. 【Super Large Capacity】LUXEAR fridge storage containers include 4 Containers, 4 Lids and 4 Colanders of varied sizes (196oz/5.8L+135oz/4L+57.5oz/1.7L+17oz/0.5L). Extra large, Large, Medium, Small Food storage container sets to match your different storage needs for produce, fruits, veggies, meat, fish, lettuces, celery, asparagus, avocados, berries, strawberries, blueberries, salad, and more. 【Classified Storage Design with Foldable Partitions】Foldable partitions for classified storage to prevent the food from squeezing, rotting or sogginess. You can choose to fold the vertical partition board or horizontally lay the partition board according to different storage needs. Divide the Produce Keeper into two independent areas to store different foods. 【Drainage basket design】The product storage container for the refrigerator is equipped with a filterable basket,which can be used to clean fruits and vegetables. After cleaning vegetables and fruits, they can be placed in the drainage basket to drain the surface water and then directly placed in the refrigerator to reduce spoilage. 【Easy to Organize】: The rectangular shaped veggies containers sets stack perfectly to one another to save space and stay organized in the pantry or cabinet. Transparent design helps find stored food faster and better organize food items. NOTE: The produce saver containers CANNOT be used in dishwasher. NOT dishwasher safe LUXEAR fresh containers 4 pack- green