These DWK KIMBLE® silicone lids are made of stretchable silicone to fit on beakers, flasks, bottles, and cylinders of various diameter vessels. The stretchable yet secure lids provide a tight fit on vessels with spouts, beads, and threaded finishes. This versatility allows for many uses beyond the limits of traditional films and covers. Lids are available in three colors for quick visual identification—pink, cyan, and green. The stretchable silicone material is compatible with lab markers to allow for optimal sample identification.
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