Abstract: An adhesive marking device (1) includes a carrier film (2) made of a synthetic material and carrying on a first surface, referred to as an upper surface, at least one marking pattern (5) covered with a varnish protection layer (6) and on a second surface opposite to the first one, referred to as a lower surface, a pressure-sensitive adhesive layer (3) protected by a protection sheet (4), characterized in that the carrier film (2) is a polyester film having a thickness of between 20 and 50 ?m and has two surfaces with a roughened surface state. A method for making such a marking device is also described.