10 Black Silicone Grommet 5/16" Colored Grommet BPA Free For Fermentation or Straw Lids
Product Description
10 Black Silicone Grommet 5/16" Colored Grommet BPA Free For Fermentation or Straw Lids
These multi-use food grade silicone grommets can be easily used for fermenting or homemade mason jar sippers. Drill 1/2" hold and easily insert grommet into hold. Inner grommet diameter is 5/16" and will fit most "standard" size straws. (Up to about 7mm straws, depending on how large you actually do drill your hole)
Technical Specifications
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