Disclosed is a method for producing substantially seamless, circumferentially closed flexible embossing or printing tapes (2), wherein a free-flow material is fed into an annular mold space (14) defining the profile of the tape (2), said mold (1) comprising an external sidewall (6), delimiting the external radial extent of an annular space (14), and a core (12), delimiting the internal radial extent of the annular space (14). A device for carrying out such a method is also disclosed.