10pcs Single Hole Rubber Stoppers Conical Flask Sealing Plugs Laboratory

Rubber stopper for lab tube: suitable for test tubes, flasks and other laboratory equipment that need to be sealed, lab plug; Rubber stoppers silicone sealing plugs: it can be used with the glass tube it is a necessary opening rubber plug kit for experiments, Laboratory Rubber Sealing Tools; Rubber corks plugs: there are enough bottle stoppers to meet your different needs you can use it with confidence, rubber stopper silicone stopper; Rubber plugs: fine workmanship premium rubber material, and good durability, can be used for a long time, plug stopper; Sealing rubber plug: multi-functional and versatile, can be used for professional and personal use high end rubber stopper, safe and reliable, can be used with confidence, rubber bottle stoppers

What's in the box
10 x Solid Rubber Stoppers Single Hole Laboratory Sealing Plugs