This glass tube is made of high-quality borosilicate glass, excellent heat resistance, can be used at high temperatures, and can still be reused after heating, with good economy and sustainability. It is equipped with a cork with excellent sealing performance to effectively prevent material leakage in the test tube and maintain the stability of the experimental environment. Multi-functional applications make it possible to store liquids, bath salts, powders, sweets, samples, beads and other items; At the same time, the multi-scene application allows it to meet the needs of a variety of scenarios, such as laboratories, making crafts, holiday parties and home decor. Whether in academic research experiments or personal creative production, this glass test tube can provide a stable and reliable use experience, becoming a practical experimental tool and decorative material.