The tube holder is made from sturdy materials, not easy to deform or break, ensuring its durability and longevity. Its compact size makes it easy to store and transport, making it ideal for use in laboratories, clinics, and other settings. Features -Color:Transparent -Material:Acrylic -Size:17.90X10.00X5.90cm/7.03X3.93X2.32in - Hole diameter: 2.1cm/ 0.83inch - Note: suitable for most 25ml testing tubes. -Our tube rack is a reliable and tool that can be used repeatedly, making it a good solution for any laboratory. -The versatile design of our test tube holder allows it to securely hold tubes, providing a practical and efficient storage solution. -Our test tube rack is designed to be lightweight and easy to handle, making it a convenient accessory for any laboratory. -By organizing and storing tubes in our test tube holder, you can help prevent spills and accidents, ensuring laboratory environment. -Our test tube rack is a practical tool suitable for use in a variety of laboratory settings, including research, clinical environments. Package list: 1 x Testing Tube Rack