Specification: Material: Plastic Color: PET + Aluminum Total height: 142mm Bottle height: 140mm Diameter of the bottle bottom: 25mm Bottle diameter: 31mm Capacity: 40ml Weight: 24.5g / piece Color: transparent bottle, silver lid Scope of delivery: 14 x test tubes The test tubes are suitable for many great decoration ideas, can be used as room decorations or flower vases in arrangements, perfect partners for experiment lovers. Great for storing spices, candy, pearls, holiday sand or homemade things Bath salts. Also ideal as a table decoration or name tag. With the screw caps, the test tube can be easily opened and closed. With pressure-sensitive films, and protects the liquid from leaking out. Test tubes are made of plastic, not easy to break, more stable and safer than glass tubes. You can wash the tube to keep it clean and great for repeating.