Stickers are scratch-, alcohol-, acid- and water-proof.

Well known screen printing methods (besides of price growth accordingly to a number of colours) have another drawback: difficulties in smooth colour changes and small scale regular structure images (especially in full colour) reproduction. This fact gives an evident advantage to the method proposed in production of labels with defence from forgery. Just imagine comlex drawing with smooth colour changes and small scale

regular structure on holographic (sparcling) background. Even high quality professional scanner and good image editor software will not principally simplify the problem of reproduction of the picture, which was made in half an hour! There is also a simple possibility of invisible sign (which can be visualised by UV irradiation of currency detector) introduction...