An interdental cleaner (10) has a rod-shaped support (11) made of plastic, provided in one end area thereof with a cleaning part
(12) made of a flexible plastic, and has a handle part (15) made of plastic. At its end facing the handle part (15), the support (11) is connected integrally to the handle part (15) via a web (19) in a connection area (16). The connection area (16) is configured as a hinge (23), and the web (19) is provided at least partially with a casing (24) made of a flexible plastic. Provision is made that the web (19) has at least one protruding web rib (20) and/or that at least one rib (17) is formed on the outer surface of the casing (24).