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Home / Pen Ink, Refills & Cartridges / Bucket Pack of 3.4mm Ink Cartridges, 100 Pieces, Pure Blue, Blue-Black, and Black Ink for Elementary Students, Replaceable Cartridges for Non-Erasable Direct-Liquid Fountain Pens, Posture-Correcting Practice Refills for Kids, Wholesale

Attributes

Brand -
Category Stationery, Educational Electronics & Office Supplies / Pen Ink, Refills & Cartridges
Origin -
Ink Colors Pure Blue, Blue-Black, Black
Quantity 100 Pieces per Bucket
Cartridge Size 3.4mm Standard Direct-Liquid
Target Audience Elementary Students and Kids
Pen Compatibility Non-Erasable Direct-Liquid Fountain Pens
Primary Use Posture-Correcting Writing Practice
Packaging Type Bulk Storage Bucket
Ink Flow Smooth and Consistent
Drying Time Quick-Dry Formula
Sales Unit Wholesale Pack

6 reviews

A

Anonymous

Mar 30, 2026

Rating: 5/5

Perfect for our classroom supply closet

Bought this bucket for my third-grade class. The variety of colors is great, and having 100 pieces means we won't run out all year. The cartridges fit perfectly in the standard pens we use for handwriting practice.

A

Anonymous

Mar 28, 2026

Rating: 5/5

Convenient bulk storage

The bucket packaging is sturdy and keeps the cartridges organized. It's much better than buying small packs repeatedly. The blue-black ink is particularly nice for formal school assignments.

A

Anonymous

Mar 28, 2026

Rating: 5/5

Smooth writing for beginners

These refills are ideal for kids learning to write. The ink flows smoothly without blotching, which helps maintain good posture since they don't have to press hard. Highly recommend for parents.

A

Anonymous

Mar 22, 2026

Rating: 5/5

Essential for tutoring center

We go through ink fast at our after-school program. This wholesale pack is a lifesaver. The cartridges are easy for children to replace themselves, promoting independence.

A

Anonymous

Mar 10, 2026

Rating: 4/5

Good quality, fast shipping

Arrived quickly and well-packed. The ink colors are vibrant and true to the description. My only wish is that they offered a pure black only option in this size, but the mix works fine.

A

Anonymous

Mar 01, 2026

Rating: 4/5

Great value, minor leakage on one

Overall excellent bulk pack. My son uses these daily for his homework. One cartridge had a tiny leak, but with 99 others working flawlessly, it's still a fantastic deal for the price.

5 FAQ

Q: What is the shelf life of the ink in the bucket?

A: If stored in a cool, dry place away from direct sunlight, the cartridges typically remain fresh for up to 3 years from the manufacturing date.

Q: Are these suitable for left-handed writers?

A: Yes, the quick-dry formula helps prevent smudging, making these cartridges an excellent choice for left-handed students who often drag their hands across wet ink.

Q: Do these cartridges fit Parker-style pens?

A: No, these are specifically designed for 3.4mm direct-liquid fountain pens commonly used by elementary students, not standard international or Parker-style converters.

Q: Can I buy just the black ink cartridges?

A: This specific SKU is a mixed-color bucket pack. Please check our store for single-color refill packs if you require only black ink.

Q: Is the ink washable if it gets on clothes?

A: While the ink is safe for general use, it is designed to be permanent on paper. We recommend treating stains immediately with cold water, but results may vary depending on fabric type.

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