"Black tape, manufactured with a crepe paper backing and with a black, high adhesion and good cohesion, rubberresin adhesive. Excellent tensile and tear strength. Very opaque, not leaving the light to go through and removes easily without leaving residue."
"Used on the photographic industry as a masking tape, due to the excellent opacity properties. Also widely used to protect shoe leather against adhesives when being manufactured at the footwear industry."