The HellermannTyton 553-71015 is a thermal transfer shrinkable marker ladder style. The marker is UL-listed and has a 3:1 ratio of 4.8 mm to 1.6 mm, and is 25 mm in length. This thermal transfer marker is a bright yellow color, and is used to provide durable identification solutions for wires, cables, pipelines, power, telecom, and integrated circuits. The HellermannTyton 553-71015 marker is designed to provide long-lasting readability even in heated and humid conditions, with its water-resistant and abrasion resistant properties.