Are you still worried that there is no container for your to do chemistry experiments? Do you want to have a tube for storing samples? , our plastic test tube set is carefully prepared for you. Features - Color: Transparent and white. - Material: . - Size: 10.50X1.60X1.60cm/4.13X0.63X0.63 inch. - Made of material with excellent transparency and heat resistance, which is , thicker and more durable. - 10ml capacity tubes with 2-10ml scale, easy to read liquid volume. - High transparency, allowing you to observe the inside status. Comes with a so the seal is not a problem. - Resistance to low temperature, can be for a long time. - Great for laboratories, craft projects, schools, and more. It can be used as accompaniment for children to research freedom, or for storing samples. Package list: test tubes