Products are split into three levels based on ingredient labels

GO
Best choice
SLOW
Contains ingredients with possible health concerns
STOP
Contains harmful ingredients
GO

Mason Jar Lifestyle

Straw Hole Tumbler Stainless Steel Lids for Mason Jars

Last verified: January 6, 2026

  • Stainless Steel
  • Silicone Grommet

Why This Product is Rated GO

Straw Hole Tumbler Stainless Steel Lids for Mason Jars by Mason Jar Lifestyle has been evaluated by Million Marker and meets our strict safety standards. This product is rated GO, meaning it is free from harmful chemicals like BPA, phthalates, parabens, and other endocrine-disrupting compounds.

Products with a GO rating represent the safest choices in their category and are recommended for everyday use.

Learn more about how Million Marker scores products →

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