The 142799 is a roll of permanent vinyl labels intended for the ID PAL™ and LABPAL™ Label Printers. These labels are made from Brady's B-439 permanent vinyl material and feature black printing on yellow tape. The continuous roll measures 0.500 inches wide by 21 feet long, providing a substantial amount of labeling material. These versatile labels are suitable for a range of applications, including general identification, laboratory use, panel identification, and marking plates.