This item is a pack of 12 pcs test tubes, which is made of PET plastic. It has a for sealing, great for small sample or specimen. It is also good for collecting gift , handmade findings, etc. Features - ColorTransparent - Tube Material: PET plastic. - Material: Aluminum. - Size: 25 x 140 mm/1*5.5 inch (Diameter* Height) - Tube Capacity: 40ml - Each tube is well sealed with a cap, suitable for storage of candies, handmade goods, samples, even liquid etc. - containers for carrying small items that need to stay dry and uncrushed. Put small items in these test tubes to prevent them from being lost and it is very easy to find and take them out when you need them. - They’re also in the geocache community as a cheap, durable way to cache log sheets. Package list: 3 pcs x 12 Pcs Multifunctional Plastic Test Tube Cosmetic Travel Lotion Containers Packing Empty Clear Tube (40ml)