Use the Brady M5-113-490 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 or tubes with a label. Even under extreme temperatures, the labels will stick. Use the labels in the freezer, 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 140 pieces. Dimensions: 38.1mm x 55.88mm