Thank you for viewing! This is an Iris Ohyama water tank with a capacity of 20L. It was used for only 2 days at a university festival. Only tap water was put inside. The outer bag is not included. It will be shipped folded. Please feel free to ask any questions if you have any! Official Name: Water Tank 20L WAT-20L (Iris Ohyama) Size (refer to official HP): "When in use": Width 29 x Depth 29 x Height 33.5cm "When folded": Approx. Width 26 x Depth 24 x Height 7cm ● Main Material: Body: LDPE, Cap/Nozzle: PP ● Body Capacity: 20L ● Heat Resistance: 80℃ / -20℃ [※ Hot water not allowed]