Are you still worrying about doing chemical experiments for children without a container? , our plastic test tube kit is carefully prepared for you. Transparent , easy to see liquid. With multiple functions, you can use it to make hydroponic plants, test tube candies, necklaces and so on. Features - Material: Plastic. - Size: 10.00X1.20X1.20cm/3.93X0.47X0.47in. - Note: The brush style and color is random. - Equipped with a stopper, it is well sealed to prevent the stored items from being affected by dust and moisture. - Plastic material, sturdy and durable, can be used for a long time. The surface is smooth and easy to clean, ensuring accurate experiments. - Perfect home, school and chemical experiment equipment used. Let children cultivate interest in learning and improve grades through practical exercises. - It is suitable for professional and non-professional workers and can bring of convenience to your work. - Suitable for beginners or professional use, also the students. Lightweight and portable, it is very convenient for you to carry. Package list: Plastic Test Tubes 1 brush