DescriptionDo you want your children to do some small chemistry experiments at home, then you must not miss our plastic test tubes. It can be used to storage liquids, salt and other items. It is easy for children to do and operate.Features- Stopper Color: Red.- Material: Plastic.- Size: Approx. 10.00X1.20X1.20cm/3.93X0.47X0.47in.- Durable and environmentally friendly, safe and secure for use and storage.- Portable and compact, easy to store and carry out.- Multi-functional and versatile, can be used as a child's scientific experiment tube, but also a liquid storage container for cosmetics, lotions, etc.- A great teaching tool set let you explain the knowledge in the books more concretely, which makes it easier for students to learn.- Each tube is equipped with a plastic stopper to enable a good seal.