The HellermannTyton 553-71053 is a thermal transfer, 3:1 (39.0 mm/13.0 mm) yellow shrinkable markers ladder style with UL-listed 16 mm wire labels and markers. They are designed for easy identification of cables, wires, and components, and are perfect for systems requiring detailed wire harness information. The markers are thermally printed with permanent black printing characters and embossed with a durable protective film that offers excellent elasticity for easy use. The wire labels are highly resistant to chemical, mechanical, and thermal stress, making them suitable for applications in extreme environments. All the markers can be installed at temperatures between -55°C and +125°C, with a continuous use temperature range of -55°C to +85°C. The markers also meet the UL94V-0 requirements.