Epson Label Cartridge Heat Shrink Tube (HST) LK-7WBA21 Black/White D21mm (2.5m). Label colour: Black on white, Country of origin: Japan, Compatibility: LabelWorks LW-1000P LabelWorks LW-300 LabelWorks LW-400 LabelWorks LW-400VP LabelWorks LW-600P. Tape width: 2.1 cm, Tape length: 2.5 m, Quantity per pack: 1 pc(s). • The fastest method of cable marking• Flame resistant, complying with Mil spec, SAE and UL• Wire insulation compliant with ASTM and UL• Heat shock capability compliant with SEA and UL• Continuous tape allows users to use the exact length of HST they need• Wide coverage of cable diameters: from ⌀1.07mm to ⌀20.00mm• As with all Epson labels, these are designed to last• Great-value 2.5-metre label tapes