Elevate your lab organization with the Nalge Nunc Square Floating Microtube Racks. This pack of four racks is designed to securely hold microtubes while allowing for easy access and visibility. Each rack floats in water baths, ensuring that your samples remain at a consistent temperature during experiments. Made from durable, chemical-resistant materials, these racks are perfect for any laboratory setting. Their compact square design maximizes space efficiency, making them a must-have for researchers and scientists alike. Keep your workspace tidy and your samples safe with this reliable storage solution!