Item Name: Sample Storage Lid Lab Centrifuge Tube Small Vial Plastic Round Bottle. Capacity: 5mlMaterial: Polyethylene plastic (PE)100% Brand new and high qualityHeight: approx.53mmInternal diameter: approx.13.3mmColor: translucentGood sealing performance.Compact size.Convenient to use and carry.Easily screws together for compact storage of small pills, powders, capsules and other solid.Package included: 20pcs Centrifuge Tube *