Single or multi-compartment detergent pouch having walls composed of a water-soluble or dispersible water-containing polymer film, said pouch having at least one compartment containing a liquid composition and preferably at least one compartment containing a hygroscopic powder composition characterised in that the liquid composition comprises a moisture regulator system such that at equilibrium at 40% relative humidity and 21.1° C. (70° F.) the amount of water in the film is within about 30%, preferably within about 10% of that of the native film.