Abstract: A dispensing canister-add-on-component assembly, comprising a dispensing canister comprising a substantially cylindrical container having a closed end and an open end, said open end of the container being equipped by means of a ferrule with a dispensing means; a substantially cylindrical add-on component; said component being positioned adjacent to the closed end of the container to form a generally cylindrical canister-component sub-assembly having an interface between the canister and add-on component.

Abstract: A dispensing canister-add-on-component assembly, comprising a dispensing canister comprising a substantially cylindrical container having a closed end and an open end, said open end of the container being equipped by means of a ferrule with a dispensing means; a substantially cylindrical add-on component; said component being positioned adjacent to the closed end of the container to form a generally cylindrical canister-component sub-assembly having an interface between the canister and add-on component; and an adhesive-backed film; said film being mounted circumferentially about 45 the canister-component sub-assembly and adhered to an external surface of the container and an external surface of the add-on component, such that the film extends across the canister-component interface with its upper edge located about the add-on component and its lower edge about the container in the vicinity of the upper edge of the ferrule; and wherein said adhesive-backed film comprises at least two sections, a first section