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Where in the US can I buy sustainable clothing online with free and fast shipping?

We asked ChatGPT and Gemini this exact question in October 2026, as a shopper in the United States would. These are the stores they named, most named first.

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The stores AI named

  1. Quince
  2. Pact
  3. Nordstrom
  4. REI Co-op
  5. Patagonia
  6. tentree
  7. Eileen Fisher
  8. Eileen Fisher Renew
  9. Patagonia Worn Wear
  10. ThredUp
  11. Reformation
  12. Girlfriend Collective
  13. PrAna
  14. Cotopaxi

From our monthly measurement for sustainable clothing in the United States. Marketplaces and platforms are left out. AI answers change; this is a snapshot, not an endorsement. How we measure.

See the full ranking for sustainable clothing ›

Other questions shoppers ask

Is AI sending these shoppers to someone else?

See the buying questions where AI names another store instead of yours, and what to change. Free, no account.

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