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Ratio's own basket filters, made to get the most out of every batch on your Ratio Six or Eight Series 2. Laboratory-grade paper keeps flow-through consistent, so extraction stays even from the first cup to the last.

Why we love it

  • Fits Ratio Six and Ratio Eight Series 2 baskets
  • Laboratory-grade paper for precise, consistent flow
  • 100% virgin wood pulp, 100 count