Use the Brady M-83-492 labels in combination with your Brady label printer. These labels are ideal for use in laboratories and stick even under extreme conditions. For example, these labels can be attached to frozen surfaces, such as glass or polypropylene. They can be stored in liquid nitrogen and anti-clave applications. The white tapes have a matte finish and are made of Freezerbondz polyester. This package contains 240 pieces. Dimensions: 12.70mm diameter.