This sheet of IEC 60684-3 gives the requirements for non-heat-shrinkable sleeving, extruded from compounds based on a blend of polyvinyl chloride and acrylonitrile elastomers. Sleeving of this type is normally available with internal diameter up to 25 mm, and in the following opaque colours: Black, brown, red, orange, yellow, green, blue, violet, grey, white, pink and green/yellow.