The thermal transfer military grade heat-shrink label in yellow is single sided with a 1/8" (3.175mm) diameter and made of 3:1 flattened polyolefin. It is 1.5" (38.1mm) wide and .25" (6.4mm) high. The heat-shrink sleeve is designed to provide a clear, reliable, and durable way to identify wires and cables. The sleeve has 1 label(s) per row and 500 labels per roll. Heat-shrink labels are mounted on a plastic carrier and offer crisp, clear legends with superior readability for quick and easy label production in all label formats, including thermal transfer and dot matrix printable.