Description Do you want to do some chemistry experiments at home or at school, then you must not miss our plastic test tubes. It can be used to storage liquids, salt and other items. It is easy for you to do and operate. Features - Color: Transparent and white. - Material: PS. - Size: 10.50X1.60X1.60cm/4.13X0.63X0.63 inch. - Durable and environmentally friendly, safe and secure for use and storage. - Compared with glass test tubes, plastic test tubes with caps are safer and durable. - 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. - The package contains 50pcs test tubes with lids, which can meet your diverse needs in daily life.Package listing: 50 x test tubes