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-toxic. 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 good sealing performance, offering effective protection against outside air and liquids, preventing contents from leaking. Suitable for use in classrooms, laboratories, medical settings, and chemical applications. Ideal for DIY filling and decorative projects. Use the test tubes to store liquids, powders, candy, grains, beads, dried flowers, seeds, coffee beans, and more. Great for party decorations and gift giving, including birthdays, weddings, baby showers, Halloween, Christmas, and other events. Fill with candies or other items for table centerpieces, room decor, or personalized gifts for family, friends, and guests. Funnel style and color are randomly selected and may vary. 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 items listed are included; other items are not part of this package. Note: Lighting and display differences may cause slight variations in color between the image and actual item. Measurement may vary by +/- 1–3 cm.