FoodSaver [Official] Vacuum Pack Container Fresh Box 2 Cup Storage Container Vacuum Storage Long-lasting Freshness Food Storage Meal Prep Airtight Storage Home Use FoodSaver Color Clear Material Copolyester, Polypropylene, Silicone Capacity 475 milliliters Vacuum Pack, Adapter Compatible, Composite Material Container Shape Rectangular Size: 10.8 x 15.8 x 7.9 cm Capacity 475ml x 2 Weight: 0.20 kg Connect one end of the (accessory hose) to the accessory hose port on the main unit (with the dedicated adapter attached to the accessory hose) and firmly insert it into the vacuum valve in the center of the vacuum fresh box to connect the main unit. Lower the lid of the main unit and turn the easy lock lever to "Lock". Press the "Suction & Seal Button" to start suction. Once completed, place in the refrigerator or freezer. V2040, V2240, and V2244 can be used by connecting an accessory hose to a separately sold dedicated adapter (included with the separately sold vacuum fresh box). Received, washed, and stored. I am selling it because I don't use it. *Please refrain from purchasing if you are concerned about details or are very sensitive, as it has been stored at home.