• A natural brown 30x30cm flat square coffee filter, folded into a cone, sitting inside a classic glass pour-over coffee maker.
  • Hot steam rising from fresh coffee brewing in a glass pour-over maker using an AGOGO natural brown square filter on a sunlit kitchen counter.
  • Microscopic comparison showing the thick, uniform wood fibers of AGOGO Japanese kraft paper filters versus ordinary filters.
  • A 4-step DIY guide on how to fold an unfolded flat square coffee filter into a brewing cone for a glass pour-over maker.
  • A stack of 100 unfolded flat natural brown square coffee filter sheets resting on their packaging box, highlighting the DIY folding requirement.
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AGOGO

AGOGO Flat Square Coffee Filters | Unfolded Sheets for Chemex and AGOGO | 100 Count

AGOGO Flat Square Coffee Filters | Unfolded Sheets for Chemex and AGOGO | 100 Count

$15.99 USD
$24.00 USD $15.99 USD
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The Purist’s Ritual. Craft Your Perfect Cone.

For the coffee purist who cherishes every step of the brewing process. Our premium 30x30cm (12"x12") Unfolded Flat Square Filters bring the traditional barista ritual straight to your kitchen. Crafted from authentic, ethically sourced Japanese kraft paper, these sheets are 30% thicker than ordinary brands, ensuring a stable flow rate and zero tearing once folded.

⚠️ PLEASE NOTE: These are UNFOLDED flat sheets. They require a simple, 4-step DIY fold to create the brewing cone (instructions included).

The Perfect Fit (Once Folded):

AGOGO Brewers: 34oz (1000ml) & 40oz (1200ml) Glass Makers.

Chemex Series: 8-cup, 10-cup, and 13-cup sizes.

Other Brands: Large cone-shaped brewers (1000ml+).

Why You'll Love It:

The Classic Ritual: Enjoy the satisfying hands-on experience of folding your own filter before every brew.

Premium Japanese Paper: 100% natural wood pulp for the absolute cleanest, paper-taste-free extraction.

Maximum Support: Once folded into the classic 4-layer cone, the thicker structure prevents collapsing under heavy grounds.

Space-Saving Design: Flat sheets take up less room in your pantry.

The Value Pack: 100 individual flat sheets per box, ensuring you're always ready for your morning ritual.

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Pouring hot water from a white gooseneck kettle into a natural brown square coffee filter, set against a peaceful Japanese zen garden background.

A Moment of Zen in Every Pour

Transform your daily coffee routine into a peaceful ritual. Designed for those who appreciate the slow, deliberate art of manual brewing, our premium square filters bring clarity to your cup and calm to your morning.

Pouring hot water from a white gooseneck kettle into a natural brown square coffee filter, set against a peaceful Japanese zen garden background.

Authentic Japanese Kraft Paper

Crafted from 100% natural wood pulp imported from Japan. Our uniformly dense fibers are 30% thicker than ordinary filters, ensuring a highly stable flow rate. Zero tearing, zero paper odor—just the absolute purest extraction of your favorite roast.

The Perfect Match for Large Brewers

  • Line art illustration showing compatibility with various Chemex brewers, including the classic wood collar, glass handle, and handblown models.

    AGOGO Glass Makers: 34oz (1000ml) & 40oz (1200ml)

  • Line art illustration displaying AGOGO glass pour-over coffee makers in both classic hour-glass and modern diamond designs, perfectly compatible with square filters.

    Chemex Series: 8-cup, 10-cup, and 13-cup brewers

Barista Pro Tips for the Perfect Brew

  • Hot water being poured in a circular, spiral motion over coffee grounds in a natural brown filter, illustrated with white arrows to show the correct outside-in brewing technique.

    Tip 1: Prevent Collapsing

    Pour water in a circular motion from the outside edges towards the center. This naturally seals the wet filter to the glass wall.

  • Two hands gently lifting a wet, heavy coffee filter filled with grounds from a glass brewer to break the vacuum seal and instantly restore a steady flow rate.

    Tip 2: Speed Up the Flow

    Brew slowing down? Gently lift the filter upward with both hands to break the vacuum seal, letting air escape and restoring a steady flow