A. [Material]: The test tube is made of non-toxic and harmless plastic and natural cork with good airtightness, featuring transparency and effective sealing. It is lighter and stronger than glass test tubes and can be reused after cleaning. The additional kraft paper tags, funnels, and strings can meet the needs of different scenarios. B. [Tightness]: Equipped with a cork stopper, the test tube is easy to open and close. Test tubes with corks help provide a dry storage environment, which can effectively block air and liquid to prevent objects from leaking, contributing to keeping stored items from spoiling. C. [Versatility]: Test tubes with corks can be used for flower gifts in weddings, baby showers, birthdays, Christmas, as well as for crafts, storing candies, bath salts, plant growing, Christmas party decorations, and home decoration. D. [Application as Gift]: Test tubes with corks are suitable for decoration lovers. They can be placed in a beautiful gift box, presenting a simple and elegant look. Depending on the preferences of guests, different fillings can be used to make them souvenirs or gifts, etc. E. [Set Composition]: Our set includes 60 plastic test tubes (16x150mm, 20ml), 60 natural corks, 30 kraft paper tags, 30 white paper labels, 2 ropes (each 10 meters long), and 2 funnels (which facilitate easy filling of items into the test tubes). F. Color: Transparent G. Material: ps+plastic H. Package Contents: 60 plastic test tubes (16x150mm, 20ml), 60 natural corks, 30 kraft paper tags, 30 white paper labels, 2 ropes (each 10 meters long), 2 funnels. Only the above package contents are included; other products are not. I. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product. The measurement error allowed is +/- 1-3cm.