[GOOD SEALING]: Each test tube comes with a fitting cap to prevents liquid from leaking, sealed performance is good.[TRANSPARANT]: Clear test tubes can see and identify the internal contents clearly. You can make DIY design by yourself, and it's great for as a gift for your kids and .[MULTIPLE USE]: These plastic test tubes great for storing , , nuts, , handmade crafts, samples, liquids and small items. Especially applicable during storage, decoration, gift, and more.Specification:colour: transparent, whiteMaterial: PSsize: 12 * 100mmPackage Contents: 100 x Plastic Test Tube With CapOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.