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Home / Pen Ink, Refills & Cartridges / Finecolour Marker Ink Oil-Based Alcohol Marker Refill EF900 Universal Gen 1 Gen 2 Gen 3 Gen 4 Gen 5 Gen 6 Refill Liquid 20ML ml Fill Liquid Single Bottle Authentic

Attributes

Brand -
Category Stationery, Educational Electronics & Office Supplies / Pen Ink, Refills & Cartridges
Origin -
Brand Finecolour
Model Number EF900
Ink Type Oil-Based Alcohol
Volume 20ml
Compatibility Gen 1 through Gen 6 Markers
Packaging Single Bottle
Color Range Universal (Available in multiple shades)
Drying Time Fast-Drying
Origin China
Item Weight 35 grams

6 reviews

A

Anonymous

Mar 28, 2026

Rating: 4/5

Good quality, careful with the nozzle

The ink quality is excellent and blends well. I took off one star because the bottle nozzle is a bit wide, so you have to be careful not to spill when filling smaller reservoirs. Otherwise, highly recommended.

A

Anonymous

Mar 25, 2026

Rating: 5/5

Perfect match for my old markers

I was worried this wouldn't fit my Gen 3 Finecolour markers, but it works flawlessly. The ink flow is smooth and the color saturation is just like the original. Great value for money.

A

Anonymous

Mar 24, 2026

Rating: 5/5

Essential for artists

As an illustrator, I go through ink fast. This universal refill is a lifesaver. It works across all my different generations of Finecolour pens without clogging the nibs.

A

Anonymous

Mar 23, 2026

Rating: 5/5

Saves so much money

Instead of buying new marker sets every time they run dry, I just refill them. This 20ml bottle lasts a long time even with heavy use. The alcohol base dries quickly on paper.

A

Anonymous

Mar 13, 2026

Rating: 3/5

Works but color varies slightly

It refills the marker fine, but I noticed the re-filled color is slightly lighter than the original ink. It might just be my specific shade, but something to keep in mind for professional work.

A

Anonymous

Mar 08, 2026

Rating: 5/5

Authentic and reliable

Verified authentic product. The scent is typical of alcohol markers, not overpowering. It revived my favorite grey tones that I thought were gone forever. Will buy again.

5 FAQ

Q: Is this ink compatible with the Gen 6 dual-tip markers?

A: Yes, the EF900 refill liquid is designed to be universal and works seamlessly with Finecolour markers from Gen 1 all the way to Gen 6.

Q: Can I mix this ink with other brands of alcohol markers?

A: While it is primarily formulated for Finecolour markers, it is an alcohol-based ink and may work with other brands. However, we recommend testing a small amount first to ensure color consistency and no clogging.

Q: Is this ink toxic or safe for children?

A: This is an alcohol-based ink intended for art and design purposes. While generally non-toxic when used as directed, it is not recommended for very young children without supervision due to the alcohol content and potential staining.

Q: How should I store the leftover ink after opening?

A: Please ensure the cap is tightly sealed after each use. Store the bottle in a cool, dry place away from direct sunlight and heat sources to prevent evaporation and maintain ink quality.

Q: Does the bottle come with a syringe or tool for refilling?

A: This item includes only the 20ml bottle of refill liquid. Refilling tools or syringes are sold separately, though many users find the bottle nozzle sufficient for direct filling.

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