200pcs Rubber Inner Stopper Silicone Plugs for Medical Bottle Lab Industrial Use Rubber Stopper Health Care Tool

200pcs Rubber Inner Stopper Silicone Plugs for Medical Bottle Lab Industrial Use Rubber Stopper Health Care Tool

• Tight Integrated Sealing Structure: Features well fitted connecting structure to form closed inner space which can block outside floating particles and external moist air effectively and keep inner stored contents stay in stable static state for long term placing and daily reserved storage
• Visual Classification Layout: Comes with multiple distinct outer tone designs for quick visual grouping and sorting work allowing users to mark different stored contents in intuitive ways and speed up daily picking and classified arrangement progress in various storage scenes
• Smooth Inner Wall Inner Space: Adopts neat inner cavity shaping with even inner wall finish creating clean and smooth holding space that supports convenient pouring out and simple internal rinsing work for easy repeated arrangement and regular tidying work
• Effortless Opening and Closing Design: Optimizes outer matching structure to realize simple opening and closing operation with easy hand control steps needing no extra auxiliary tools to finish daily access and closed locking actions in fast pace
• Universal Standard Matching Shape: Keeps unified outer outline and standard connecting caliber to fit most common small sized holding containers perfectly and fit well with daily personal storage laboratory arrangement and manual material keeping demands