Test Tube Set: 30 pcs 2 x 15 cm glass test tubes with cork, 40 pcs heart-shaped kraft paper tags, 10 m rope, 2 funnels. Sufficient quantity for various uses. High-quality material: The transparent test tubes are made of high-quality glass, durable and non-reactive. The bottom of the test tube is smooth, with uniform wall thickness and high transparency, making it resistant to breakage. Can be reused after cleaning. Natural cork provides a good seal, offering effective protection against outside air and liquids, preventing contents from spilling. Suitable for use in classrooms, laboratories, medical settings, and chemical applications. Ideal for DIY projects and creative filling: use the test tubes to store liquids, powders, candy, grains, beads, dried flowers, seeds, coffee beans, and more. Great for decorative and gifting purposes at parties such as baptisms, birthdays, weddings, Halloween, Christmas, and other events. Fill with candies or small items for table and room decorations, or give as thoughtful gifts to family, friends, or guests. Funnel style and color are delivered at random; specific color requests cannot be accommodated. Color: Transparent. Material: Glass. Package contents: 30 x test tubes, 30 x corks, 40 x heart-shaped labels, 1 x 10 m twine, 2 x funnels, 1 x test tube brush. Only the listed items are included; other products are not part of the package. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowance is +/- 1–3 cm.