Enough to meet your needs: You will receive a total of 200 pieces of plastic test tubes with lids; sufficient quantity to apply and replace, meet your daily use and other needs, suitable for food storage, party shot glasses, etc. Size information: The size of the transparent tube with lid is about 10.47 x 3.94 inches/12 x 100 mm, and the capacity is about 0.4 oz/12 ml, which is the right size for your use and fits most test tube racks, providing you with a convenient use experience Durable and Durable: Each plastic tube with lid is made of high-quality plastic, reliable and long-lasting, not easy to deform or break, and can be stored for a long time; the surface of the tube body is smooth, comfortable to touch, and the appearance is clearly designed so that you can see it without opening the lid content, you can use it with confidence Good sealing performance: the candy tube is designed with a lid, which has good sealing performance in different weather conditions, keeps your samples from dust, dirt and water, and is also convenient to shake or carry without taking up too much space Wide range of applications: the empty tubes are widely used, such as storing beads, seeds, wine, oil, conducting experiments, etc., useful both in the laboratory and in Material: plastic colour: transparent Package Contents: 200 x test tubes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.