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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

Grove Co.

Wool Dryer Balls

Last verified: March 31, 2026

  • 100% Pure New Zealand Wool

Why This Product is Rated GO

Wool Dryer Balls by Grove Co. 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 →

Frequently Asked Questions

Wool Dryer Balls by Grove Co. - Non-toxic Laundry product rated GO by Million Marker, free from BPA, phthalates, and parabens

Where to buy

Grove Co. Google Search

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