The BRADY B33-179-492 Ultra-Thin Cryogenic Laboratory Labels are designed for use with B33 printers in a laboratory setting. These labels are made of FreezerBondz™ Polyester material, ensuring they can withstand cryogenic temperatures. With a size of 1" x 1" and a box of 1900, these white labels are compatible with various printer models such as BBP33, i3300, i4311, and i5300. The model number B33-179-492 and UPC Number 662820969075 make it easy to identify and order this product for your labeling needs.