Ciieeo 20pcs Test Tube Stoppers Sealing Plugs for Laboratory Flask Conical Caps for Experiments Fits Tubes for Chemical and Research

Package List 20 x Stoppers Characteristics -Material:Silicone test tube plugs -Specification: 15-19mm silicone stoppers -Size:3.70X1.90X1.90cm/1.45X0.75X0.75in silicone tub stopper -Color:White conical bung -There are enough bottle stoppers to meet your different needs. You can use it with confidence silicone stopper. -Widely applied in laboratories, research institutes, universities and other places cone shape bottle stopper. -The silicone stoppers are small in size and light in weight, convenient to store and use transparent test tubes. -Suitable for test tubes, flasks and other laboratory equipment that need to be sealed bungs stoppers. -Fine workmanship silicone material, and durability, can be used long time tapered cork plugs.Goods Descriptionhole plug Are you looking practical stopper for your experiment? want a reliable test tube plug? If your answer is yes, please come and take at this product.test tube silicone plugs This test tube stopper is made of material, which has the .flask bung It will meet your experiment sealing needs

• Silicone rubber tapered plug assortment:fine workmanship silicone material, and durability, can be used long time,silicone stopper plug
• Small silicone stopper:small and compact, easy to store and use, not taking up any space of home or laboratory,bottle stopper
• Tube stoppers:it can be used with the test tube, it is a necessary sealing silicone stopper for experiments,silicone tub stopper
• Transparent test tubes:widely applied in laboratories, research institutes, universities and other places,flask stopper replacement
• Test tube bung:suitable for test tubes, flasks and other laboratory equipment that need to be sealed,silicone stoppers