Rigorously tested to SAE, ASTM and military specifications, Dymo heat-shrink tubes are manufactured with industrial strength, moisture resistant adhesive to ensure they won't curl or fall off. Designed to resist extreme temperatures, UV light and more, the tubes also use thermal transfer printing technology, so label text won't smudge, smear or fade. Ideal for applying to industrial cables for ease of identification, these tubes measure 19mm by 1.5 metres and are presented in a bright white.