Package Includes: 10 pcs tubes with lids, enough quantity and colorful, adding vibrant and unique charm touch to any event or party. Size: The single transparent tube with cover is approx.18.5*3cm, size is suitable for various applications. Design: They are designed multifunctional, can be as a realistic microphone, candy tube, you also can be filled with the items you want in these test tube. Material: Our plastic test tubes and covers are made of high quality materials. Higher density sponge microphone cover is thick and soft, easy to install on the test tubes. Tons of Fun: Perfect for karaoke and -themed parties, birthdays, carnivals, performances, Halloween, Christmas and more.