5pcs 21-25mm Silicone Erlenmeyer Flask Stoppers Conical Glass Bottle Plugs Laboratory Test Tube Sealing Caps for Chemistry and Scientific Experiments

Package Include 5 x Silicone Stoppers Characteristics -Product Info:Triangular flask plug - Material: Silicone. - Size: 4.00X3.70X2.70cm/1.57X1.45X1.06inch. - Constructed by using high-grade silicone material, it safety and can use it with confidence. - The silicone stoppers are small in size and light in weight, convenient to store and use. - Widely applied in laboratories, research institutes, universities and other places plug stopper. - It has a simple design, but very practical in use, giving you a Stoppers for Erlenmeyer. - Perfect for chemical industry, medicine and other scientific researches use Glass Bottle Stoppers.Goods InformationTest Tube Stopper Suitable for professional and personal use.Lab Test Tube Stoppers If you are looking for some silicone conical flask stoppers, then you miss our silicone stoppers.lab erlenmeyer flasks Simple in structure, very easy to use.Conical Glass Stoppers Small and light, easy to take; strong sealing; high class silicone stopper, safe and reliable.erlenmeyer stoppers Fine workmanship premium silicone material, and good durability, can be used for a long time

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• Silicone rubber tapered plug--these silicone stoppers are using a suitable shape design, easy to insert and pull,test tube cork
• Flask cap--widely applied in laboratories, research institutes, universities and other places,tube stopper
• Bottle plug--rigorous process, selected good silicone material manufacturing, seemingly simple, but everywhere is delicate,erlenmeyer flask narrow
• Laboratory supplies-- , you can buy this practical product at an,rubber stoppers