Description Our glass test tubes with cork stoppers are suitable for all your laboratory needs! These test tubes are built to last and can withstand high temperatures and corrosive substances. With a capacity of 40ml, these glass test tubes are ideal for conducting experiments, testing samples, and even growing plants. Features -Color:As Shown -Material:High-white glass -Size:15.50X2.10X2.10cm/6.09X0.83X0.83in - Abundant quantity: The glass test tubes come in multiple pieces, providing enough tubes for different experiments and tests. - Small and lightweight: The glass tubes are small and lightweight, making them easy to handle and store and use different locations. - Transparent glass: The glass tubes with corks are made from transparent material, allowing for easy observation of the contents inside. - Versatile use: The glass tubes are suitable for experiments, testing, and plant-related activities, can be used for a wide range of purposes. - Convenient storage: The glass tubes come with a long jute rope, making it easy to hang and store them, doesn't take up too much spaces.Package list: 30 x tubes 1 x jute rope(10m) 1 x funnel 1 x brush