These scientific experiment tubes, crafted from durable clear glass, come with natural corks for effective sealing and leak prevention. Whether you use them as glass vials with cork for creative wedding favors, transparent test tubes for experiments, or empty test tubes for craft storage, their versatile function and transparent construction enhance any setting. Features -Color:transparent -Material:glass -Size:20.00X2.50X2.50cm/7.87X0.98X0.98in -Easy Content Viewing: These clear tube with cork stopper glass test tubes showcase internal items beautifully, making them perfect for transparent test tubes used in scientific experiments or as candy jars -Safe Soft Cork Closure: Each test tube with cork stopper ensures tight sealing, preventing spills and maintaining freshness; the glass tubes with corks are ideal for test tube and travel storage -Multipurpose Design: Suitable as glass test tube sample bottles, these laboratory test tubes support plant propagation, bath salt container, and creative classroom projects, highlighting their wide usefulness -Strong and Reusable: Constructed from durable glass tube materials, these empty test tubes withstand repeated use, providing value to organizers and DIY experimenters using glass bottles with cork stoppers -Unique Display and Decor: Small glass tubes with caps double as stylish wedding favors, party decorations, and scientific experiment tubes, blending functionality with elegant clear tube aesthetics Package list: 10 x testing tubes