Mobestech 30pcs Lab Test Tube Plugs Rubber Stoppers Sealing Plugs for Flasks Easy Insertion

Package Include 30 Tubes Stoppers Features -Size:2.50X2.50X2.30cm/0.98X0.98X0 tapered lab plugs. -Material:Rubber rubber sealing stopper -Color:black taper rubber stopper. -Size:1.70X1.70X2.30cm/0.67X0.67X0 silicone plugs. -Hole diameter: 0.50cm/0.20inch rubber sealing plugs. -These rubber stoppers with hole are suitable for test tubes, flasks and other laboratory equipment that need to be sealed test tube rubber stopper with hole. -Taper design for easy insertion and removal, the test tube stoppers can offer you convenience rubber plugs. -Rubber stoppers are suitable for almost all general laboratory uses, you can use it with confidence test tube stopper. -Fine workmanship with rubber material, and good durability, the sealing plugs can be used for a long term test tube stoppers. -Easy to take, test tube plugs are widely applied in laboratories, research institutes, universities and other places flask plugs.Goods Informationborosilicate flask stopper This test tube stopper is made from rubber material, has the , meet your experiment sealing needs.test tube plug with hole Are you looking for a practical stopper for your experiment? Do you want to have a reliable test tube plug? If your answer is yes, please take a look at this product

• Hole plug-- small and compact, easy to store and use, not taking up much space of home or laboratory.
• Conical flask stopper-- taper design for easy insertion and removal, the test tube stoppers can offer you convenience.
• Test tubes plugs-- smooth and , these sealing stoppers for test tubes will not do damage to the bottles or test tubes in laboratory.
• Rubber stopper with hole-- these rubber stoppers are using a suitable taper shape design, easy to insert and pull.
• Erlenmeyer flask stopper-- fine workmanship with rubber material, and good durability, the sealing plugs can be used for a long term.