Use the Brady M4-124-490 black on white polyester labels in combination with your Brady label printer. These labels are ideal for use in laboratories. This way you can easily provide frost-covered bottles with a label. Even under extreme temperatures, the labels will stick. Use the labels in the freezer or in combination with liquid nitrogen or hot water (100 degrees). The white tapes have a matte finish and are made of Freezerbondz polyester. This package contains 180 pieces. Dimensions: 41.91mm x 12.70mm.