HellermannTyton's 553-60021 Wire Labels & Markers are durable and designed to withstand extreme environments. They are two-sided with one slit, halogen-free, made from polyolefin, white in color, and come in a package size of 10,000 labels per package. With a width of .98" and a height of .24", these labels are ideal for a number of applications including wire, cable, and hose marking. They are designed for superior reliability at high temperatures, as well as excellent resistance to water, humidity, chemicals, and solvents.