Abstract: A method of producing a flavoured tobacco smoke filter or filter element comprising a self-sustaining longitudinally extending cylindrical core comprising fibres or filaments of tobacco smoke filtering material which are bonded at their points of contact; the method comprising a step of applying a flavouring agent to a longitudinally advancing flow of filters and/or filter elements and/or multiple filter rods. Filters and filter elements are also provided.

Abstract: A product rod comprising a plurality of individual tobacco smoke filters or filter elements abutted end to end; and a wrapper engaged around the plurality of filters or filter elements, the wrapper including perforations.

Abstract: A product rod comprising a plurality of individual tobacco smoke filters or filter elements abutted end to end; and a wrapper engaged around the plurality of filters or filter elements, the wrapper including perforations.

Abstract: A product rod comprising a plurality of individual tobacco smoke filters or filter elements abutted end to end; and a wrapper engaged around the plurality of filters or filter elements, the wrapper including perforations.

Abstract: A method of producing a flavoured tobacco smoke filter or filter element comprising a self sustaining longitudinally extending cylindrical core comprising fibres or filaments of tobacco smoke filtering material which are bonded at their points of contact; the method comprising a step of applying a flavouring agent to a longitudinally advancing flow of filters and/or filter elements and/or multiple filter rods. Filters and filter elements are also provided.