4 Pieces Stem Clear Scientific Glass Tube Adapters Transparent Scientific Tube Adapters with 4 Pieces Transparent Glass Funnels for Science and Lab Experiments -4 Inches and 5 Inches-

Features: Sufficient quantity and good combination: You will have 4 transparent glass tubes and 4 glass funnels in one time, which are good combinations to meet your needs for experiments. Quality material: The stem scientific tubes and clear funnel adapters are made of quality thick glass, with durability and safety, which is easy to clean and capable of withstanding high temperature. Applications: The glass tubes and glass funnel adapters are suitable for students, researchers and people who like to do small experiments. Specifications: Material: glass Color: transparent Quantity: 8 pieces Package includes: 2 Pieces 4 inches glass tubes 2 Pieces 5 inches glass tubes 4 x Glass funnels Note: Please allow slight deviation due to manual measurement.