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 14 CLEAR TEST TUBES: Our set contains 14 plastic test tubes. These containers have an aluminum metal screw cap that is leak-proof. Our test tubes can hold liquids, powders and solids. SAFE AND LONG TERM STORAGE: All plastic reagent tubes in our set are BPA-free, food safe and will not leak. They have a screw top and can be used with liquid and food as the lid keeps the contents fresh and sealed inside. The tubes are crystal clear, so you can see what's inside. Use these tube filters and clean them with the included brush, which is specially shaped for it. SWEET AND SPICY TREATS: These plastic test tubes are perfect for sweets, Gummy bears, small chocolates, marshmallows, and peppermint. They can be used to store herbs and spices as well as scientific-themed birthdays or Halloween parties. Label them with tags or stickers and use them as favors for weddings, brides or baby showers. Use them for ready-made gifts. MULTIPLE USES: Our plastic test tubes are versatile & amp; can be used in many ways. Keep small craft supplies in it, such as beads, sequins, glitter, and needles. You can use them around the house for storing washers, screws & amp; Use tablets. Use them for seedlings and cuttings for plant growth. Create your own homemade gifts such as bath salt sets to give away to friends and family.