Attributes

Brand	-
Category	Stationery, Educational Electronics & Office Supplies / Technical Pens
Origin	-
Brand	Senalier
Ink Type	Waterproof Pigment Ink
Tip Material	Stainless Steel Fine Liner
Available Sizes	0.05mm, 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm, 0.6mm, 0.8mm, 1.0mm
Color Options	Black, Brown, and Assorted Color Sets
Ideal For	Manga, Anime, Architecture, Technical Drawing, Sketching
Drying Time	Quick-drying (approx. 3-5 seconds)
Packaging	Protective Plastic Case with Clip
Cap Design	Air-tight seal to prevent ink drying
Country of Origin	Designed for Global Art Standards

6 reviews

Anonymous

Mar 31, 2026

Rating: 5/5

Truly waterproof

I tested these with alcohol markers and watercolors, and the ink did not bleed or smear at all. The brown color is a warm, rich tone that looks great on cream paper.

Anonymous

Mar 31, 2026

Rating: 4/5

Great value for architecture students

I bought the brown set for my architectural sketches. The lines are crisp and precise. The only reason I didn't give 5 stars is that the cap can be a bit tight to remove initially, but it ensures the pen doesn't dry out.

Anonymous

Mar 18, 2026

Rating: 5/5

Perfect for my manga projects

These pens are incredibly smooth and the ink flow is consistent. I use the 0.1mm and 0.3mm sizes mostly for inking my comic pages, and they haven't skipped once. The waterproof feature is a lifesaver when I add watercolor backgrounds.

Anonymous

Mar 13, 2026

Rating: 5/5

Excellent for technical diagrams

Precision is key for my engineering diagrams, and these pens deliver. The line width remains constant from start to finish. The case keeps them organized in my bag perfectly.

Anonymous

Mar 10, 2026

Rating: 4/5

Solid everyday drawing pens

Very reliable for daily sketching. The grip is comfortable even during long drawing sessions. I wish they offered a bulk refill pack, but otherwise, these are excellent.

Anonymous

Mar 03, 2026

Rating: 5/5

Best fine liners I've owned

I have tried many brands, but Senalier offers the best balance of price and quality. The 0.05mm tip is fantastic for intricate details in anime eyes and hair. Highly recommended for serious artists.

5 FAQ

Q: How do I clean the tip if it gets clogged?

A: If the tip feels scratchy or stops flowing, gently wipe it with a soft, lint-free cloth dampened with water. Avoid using solvents as they may damage the plastic housing.

Q: Are these pens safe to use on standard printer paper without bleeding through?

A: Yes, the ink is formulated to be low-bleed. However, for very thin paper (below 70gsm), we recommend placing a scrap sheet underneath just to be safe.

Q: What is the difference between the black and brown sets?

A: The only difference is the ink color. The pen construction, tip sizes, and performance characteristics are identical across both color options.

Q: Do you sell individual refills for these pens?

A: Currently, Senalier Technical Drawing Pens are designed as disposable units to ensure optimal hygiene and ink flow. We do not offer separate refills at this time.

Q: Can I use alcohol markers over the ink without smudging?

A: Absolutely! Once the ink is fully dry (usually within a few seconds), it is waterproof and alcohol-proof, making it perfect for mixed media work.

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