The centrifuge tube rack is great for laboratory tidying your centrifuge tube. The necessary equipment for the laboratory, and your labs won't look so messy with it. Perfect for school, provide a clear view of the tube contents and convenient insertion and removal of tubes. Features - Color:Green. - Material:Plastic. - Size:25.00X13.30X0.60cm/9.82X5.23X0.24inch. - It is made of durable and safe plastic materials with excellent texture and durability. - Comes with 25 holes, perfect for holding the large number 50ml test tubes. - Perfect for use in many applications from laboratory testing to food and beverage service. - Suitable for use in scientific research, industrial and mining enterprises and colleges and other laboratories. - Durable and light weight, easy to carry and store, won't take up too much space.Package list: 1 x Test Tube Rack