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? If so, our glass test tube set is carefully prepared for you. Large quantity meet different experiment needs. Features - Color: Transparent, blue.- Material: Glass, plastic.- Size: 8.00X1.25X1.25cm/3.14X0.49X0.49inch.- Capacity: 2ml.- The set content contains 100 venous blood collection tubes, large quantity is enough to meet different needs.- Made of glass material with excellent transparency and heat resistance, which is higher quality, thicker and more durable.- High transparency, allowing you to observe the inside status. Comes with a so the seal is not a problem.- Detachable test tube stand Portable and space saving. 100pcs glass test tubes for a variety of uses.- Great for laboratories, craft projects, schools, and more. It can be used as accompaniment for children to research freedom, or for storing samples.Packing list: 100 x venous blood collection tubes with caps