These custom fiberboard dividers offer a vial storage solution for cryogenic use. Each compartment is cleanly built with fiberboard walls. Includes 81 cells per divider. 

• Width:  4 ¹⁷/₂₀"
• Depth: 4 ¹⁷/₂₀ "
• Height: 1 ¼" 
• Number of Cells: 81