* Chemical indicator changes colour when exposed to steam sterilisation to provide exposure assurance without the need to open the pack. * Versatile tape adheres to all types of wraps. * Tape stretches to minimise tape pop-off which reduces need for resterilisation due to packs opening during processing. * Allows you to write on tapes for easy use and better record keeping. * Low cost per use offers economical way to monitor sterilisation exposure.