A disposable container for valuable items that is suitable for being used in a
machine for filling and closing the container, the container (16, 116) being suitable for being anchored to supporting elements (22, 23) of the
machine so that a filling mouth (21, 121) of the container is positioned for receiving valuable items coming from the
machine, such as banknotes, paper items (tickets, cheques,...), coins, plastic chips for casinos, etc. With the edge of the mouth of the container there is associated
coupling means (38, 39, 40, 41, 42, 45, 46, 138, 140, 142, 145) that is movable through the action of closing elements of the machine from a first decoupled position, wherein the mouth is open, to a second coupled position, wherein the mouth is closed, said
coupling means being suitable for making an irreversible closure when it is taken to the second
coupling position.