The tube holder can keep your tubes securely in place, preventing any spills or breakages. Compact size and light weight makes this test tube holder very easy to store and transport, good for use in a variety of settings, brings you more convenience and ease of use. Features -Color:White -Material:Plastic -Size:18.50X18.50X9.50cm/7.27X7.27X3.73in -Hole diameter: 19mm(8 holes); 25mm(4 holes) -Made of sturdy materials and detailed craftsmanship, this tube rack can be used repeatedly, support long time using. -Our test tube holder is designed to securely hold multiple tubes, a practical tool in any laboratory setting. -Lightweight design, our test tube rack is easy to store and transport, gives you a satisfying using feeling. -Our test tube holder is a must-have tool for any laboratory, offering an effective way to organize and store tubes. -Designed to securely hold test tubes in place, this practical test tube rack helps prevent spills and accidents. Package list: 1 x Testing Tube Rack