10pcs Single Hole Rubber Stoppers for Lab Bottles, Conical Flask Plugs, Test Tube Sealing Plugs, Solid Rubber Sealers for Scientific Experiments and Laboratory Use

Package List 10 x Rubber Stoppers Characteristics - Size: 3.00X2.50X1.90cm;/1.18X0.98X0.75in; - Material: Rubber. -Product Info:Rubber plug - The rubber stoppers are small in size and light in weight, convenient to store and use. - Fine workmanship premium rubber material, and good durability, can be used for a long time. - There are enough bottle stoppers to meet your different needs. You can use it with confidence rubber stopper for lab tube. - The rubber stoppers work well with tubes, flasks, and other conventional flask mouth Laboratory Rubber Sealing Tools. - Widely applied in laboratories, research institutes, universities and other places Sealing Plugs. - ColorWhiteGoods Descriptionrubber stoppers glass Simple in structure, very easy to use.vial rubber stoppers Small and light, easy to take; strong sealing; food-grade rubber stopper, safe and reliable.plug stopper If you are looking for some flask stoppers, then you miss our rubber stoppers.Stoppers for Bottle Suitable for professional and personal use

• Solid rubber stoppers--there are enough bottle stoppers to meet your different needs you can use it with confidence,rubber stoppers for vials
• Bottle stopper--the rubber stoppers are small in size and light in weight, convenient to store and use,stoppers for chemistry containers
• Tapered rubber stoppers laboratory--fine workmanship premium rubber material, and good durability, can be used for a long time,sealing rubber plug
• Large hole test tube plugs--it is a good choice as a gift for your at school if they do experiments in laboratory​,Flask Stoppers with Holes
• Sealing plugs--not only suitable for professional research institutions, but also suitable for individual containers that need to be sealed,sealing plug bottle