1. Various Functions: Unfold drain tray and use it as the upper base. Fold drain tray and divide the box into compartments. 2. Allows Food to Stay Fresh: Storage container feature built-in on-off vent and maintain freshness longer for different foods. 3. Attentive Design: Vent should be turned to "close" for low-humidity items to prevent goods from going dehydrated; Vent should be turned to "open" for high-humidity items to allow some airflow in the box. 4. Space Saving: Easy to store; can be used in most refrigerators, cabinets, drawers. SMALL 13.5 X 9 X 8.5 cm; 210grams 5. Lightweight & Safe: This is favourite for most people because it is lightweight, making it great for to-go lunches or meal preps. Made from a high quality and durable, BPA free plastic this container is perfect for storing punnets of strawberries, blueberries, raspberries and more.