Package Include: 50 pcs plastic test tubes with caps, 16x100mm(0.63 x 3.94 inches), and 1 pcs test tube rack, 50 Holes, Hole Diameter: 18mm, 25x13x5cm, Please check the size before purchasing.
Serviceable and Lasting: each tubes with caps is made of clear polystyrene (PS), reliable and sustained, not easy to deform or break, and can be kept for a long time, it is designed in clear appearance, which makes it easier for you to see the content without opening the lid, you can use it with confidence.
Good Sealing Performance: the tubes are designed with a lid, which has a good sealing performance under different weather conditions, keeping your sample away from dust, dirt and water, also easy for you to shake or carry out with, without taking up too much space.
Versatile Test Tubes: These clear test tubes are suitable for storage of beads, powder, liquid, spices, candy, bean, nuts, sample, speciments and more. These plastic test tubes can be used as mascara tube, candy tubes, sewing needles container, seed planting tube, useful both in laboratory and daily life.
There is a unique silicone pad at the bottom of each hole, which can fix the test tube and prevent it from swinging. The test tube rack can be turned upside down, and the test tube will not leave the test tube rack.
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