Refers to the minimum unit of repetition. A rapport of, for example, 53 cm x 100 cm means that the motif is repeated horizontally every 53 cm and vertically every 100 cm. If just one measure is indicated, the rapport is repeated according to this measure in both directions.
Good resistance to light: colours maintain its brightness for longer periods. There is no need to close the curtains or lower the blinds to preserve the paper’s colour intensity.