DescriptionAre 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 plastic test tube set is carefully prepared for you. Large quantity meet different experiment needs.Features- Color: Assorted color. - Material: Plastic. - Size: 25.40X11.30X6.20cm/9.98X4.44X2.44inch. - The set content contains 80 test tubes (15ml and 50ml capacity), 1 test tube rack. - Made of plastic 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. 80 plastic 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.