The Collapsible Bowl from Lifeventure is ultra lightweight made from tough material and folds down incredibly small yet it still holds 10L.
As you can see form the photos, it folds down into the palm of your hand it is convenient enough to take with you wherever you go. Once filled it will stand independently making it ideal for washing up, washing the car, washing yourself or even as a very large drinks or food bowl for one or more pets.