Description
Reviews
| Brand | - |
| Category | Stationery, Educational Electronics & Office Supplies / Liner Pens |
| Origin | - |
| Tip Type | Dual-Tip (Coarse and Fine) |
| Ink Base | Oil-Based |
| Water Resistance | Waterproof |
| Fade Resistance | Fade-Proof |
| Drying Time | Quick-Dry Formula |
| Primary Color | Black |
| Recommended Age | 6 Years and Up |
| Surface Compatibility | Paper, Cardboard, Wood, Metal, Plastic |
| Package Quantity | 12 Pens per Set |
| Safety Certification | Non-Toxic, ASTM D-4236 Compliant |
Anonymous
Mar 21, 2026
Rating: 5/5
Actually waterproof as advertised
I tested these on a plastic container and ran water over them after they dried. The ink didn't budge at all. Great for labeling items that might get wet.
Anonymous
Mar 20, 2026
Rating: 5/5
Survived the playground test
My son labeled his water bottle with these markers. It has been washed multiple times and left in the sun, yet the writing is still perfectly clear and fade-proof.
Anonymous
Mar 20, 2026
Rating: 5/5
Excellent for outlining
As an artist, I needed reliable black liners for bold outlines. These oil-based pens provide a consistent flow without skipping. The dual tips offer great versatility.
Anonymous
Mar 20, 2026
Rating: 4/5
Good value, strong odor initially
The pens work really well on various surfaces including construction materials. The only downside is a slight chemical smell when you first open the cap, but it fades quickly once used.
Anonymous
Mar 13, 2026
Rating: 5/5
Perfect for my daughter's art projects
These pens are fantastic for elementary school art. The fine tip is great for details, and the coarse tip fills in areas quickly. They dry almost instantly, so there are no smudges on my kid's hands.
Anonymous
Mar 03, 2026
Rating: 4/5
Solid performance on rough surfaces
Used these to mark some wood and metal pieces for a DIY project. They adhered well to the rough texture. Would give 5 stars if the caps clicked on a bit tighter.
Q: Is the ink refillable?
A: No, these dual-tip liner pens are designed for single-use and are not refillable. Once the ink is depleted, the pen should be recycled according to local guidelines.
Q: Are these pens safe for children to use unsupervised?
A: While the pens are non-toxic and ASTM certified, we recommend adult supervision for children under 8 years old to prevent ingestion or misuse.
Q: Can these markers be used on glass surfaces?
A: Yes, the oil-based ink adheres well to glass. However, for permanent results, ensure the surface is clean and dry before application.
Q: Will these pens work on oily or greasy surfaces?
A: Yes, one of the key features of these oil-based markers is their ability to write on oily, wet, or greasy surfaces where standard water-based markers would fail.
Q: How long does it take for the ink to fully dry?
A: The quick-dry formula typically sets within 10 to 15 seconds on porous surfaces like paper, and up to 30 seconds on non-porous surfaces like plastic or metal.
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