True North® Corrugated Polypropylene Freezer Box, 0.5 mL, 81-Place, Natural

• Easy self-assemble boxes are shipped flat

• More durable than cardboard boxes as they are moisture resistant

• Dividers included with the boxes

• Corrugated Polypropylene: Store down to temperatures of -80°C. Must use tubes capable of being stored at the required temperature of the user

• Not recommended for autoclaving

• Mold Resistant