Extremely flexible with a good adhesion. For wire and cable insulation, bundling and reinforcing. Assorted colours for colour-coding cables.Flame retardant. Manufactured to BS 4J10 (Aero) and BS 3924. Roll length: 33m. Box quantities:19mm = 40, 25mm = 30 Thickness: 0.13mm (5mil). Adhesion: 0.47kg/25mm. (16.5oz/1"). Tensile strength: 5.2kg/25mm (11.5lb/1"). Elongation: 150%. Breakdown voltage: 5.5kV. Insulation class: 80°C. *Assorted Colours: Black, white, red, blue, yellow, reen/yellow, grey, brown. 19mm pack of 8.