DescriptionThis test tube holder is made of high-quality iron material which is durable. It can help you steadily hold the test tube. Suitable for laboratory experiment and experimental lesson. Features lightweight, which will efficiently relieve your fatigue of lasting holding.Features- Color: Silver.- Material: Iron. - Size: 22.00X2.50X4.00cm/8.65X0.98X1.57inch. - Note: protection pad is random color- Adopts precision production to provide the stable characteristics and high reliability. - Specially designed for experimental test tube. Suitable for labs experiment and experimental lesson. - The test tube holder enjoys the strong durability, which is not easy to be broken and deformed. - Quality iron galvanized test tube holder, exquisite workmanship, not easy to rust. - Built-in anti-skid pad, increase friction, better clamping force; small and light, easy to take.