SOLUSTRE 10pcs Single Hole Rubber Stoppers for Laboratory Use, Flask Sealer and Test Tube Plugs, Soft Tapered Rubber Sealing Plugs for Glass Bottles and Lab Equipment

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

• Rubber stopper plugs--smooth and durable, will not do damage to the bottles or test tubes in laboratory​,small rubber stoppers
• Sealing rubber plug--small and compact, easy to store and use, not taking up any space of home or laboratory,stoppers for chemistry containers
• Rubber stoppers glass--not only suitable for professional research institutions, but also suitable for individual containers that need to be sealed,small double hole stopper
• Test tube stoppers with holes--the rubber stoppers are small in size and light in weight, convenient to store and use,plug stopper
• Test tube rubber stoppers--suitable for test tubes, flasks and other laboratory equipment that need to be sealed,rubber hole stoppers