Writable cryogenic color dots and rectangles provided in dispenser box rolls for identifying the sides and tops of cryo vials and microtubes stored in lab freezers and liquid nitrogen Dewars. Easy to write on with permanent cryo markers, JTRA class labels are available in a variety of colors.

• Temperature range: –196 to +110 °C (–320.8 to +230 °F)
• Designed for use in liquid nitrogen (–196 °C), freezers (–80 °C), and dry ice
• Ideal for Eppendorf microtubes and cryo vials
• Strong adhesive ensures labels won't wrinkle or peel during long-term storage
• Available in a wide range of colors, for color-coding and easy identification

These writable cryogenic rectangle and dot labels for cryo vials and conical bottom microtubes are made with a strong permanent adhesive ideal for liquid nitrogen, lab freezers, and dry ice storage and transportation. Easily writable with permanent cryogenic markers, these ultra-low temperature labels are supplied in roll format and are available in 15 individual colors as well as packs of 15 assorted colors for color-coding and rapid identification.