Product specifications: 12 transparent test tubes with 6 colors of 12x100mm Plastic material design: Tube storage container is made of PS hard plastic material, which is not easy to be broken. Compared with the glass test tube, storage container tube is not easy to be broken during transportation or use, and it is easy to carry. Candy Dcor: Ideal for candy/small gifts,, you can clearly see the internal objects and put a beautiful label on them, and also suitable as a children's birthday cake and any People who want to use them as alternative ideas for weddings/party. Good Seal: Mini Sealed test tube with lid ,which provides a nice seal and not easy pop off, test tube for sweets will ensure its practicability in the work of highly performance. Wide Application: Plastic tubes with lids are very beautiful when filled with all kinds of things: like beads, glitter, spices, hold essential oil and herb mixtures, other perfect for science themed birthday party.