Thboxes 36 Colouring Pens (Dual Tip) – water-based felt & brush marker set for adult sketching, colouring and calligraphy
Product description
The essentials
If you’re after a practical set of colouring pens that can do a bit more than just fill in shapes, this Thboxes 36 Colouring Pens bundle is worth looking at. The headline here is the dual-tip design: a fine tip for more controlled lines and a thicker brush-style tip for colouring and shading. In everyday terms, that means you can sketch small details and then switch to broader strokes without reaching for a different pen.
The set also uses water-based ink, described as odourless, with smooth writing/colouring and quick drying. That quick-dry + “not easy to bleed” angle is the kind of thing that matters when you’re working on paper for colouring pages, diary pages, or handmade cards, where a messy bleed can ruin the look.
It’s positioned as a do-it-all adult craft option: drawing, writing, sketching, doodling, and scrapbook/diary work. It’s not perfect—water-based inks can still behave differently depending on the paper you use—but on paper, this is the sort of set that can genuinely earn its place on a desk.
Key features (what you’ll actually use)

The dual tip is the main practical benefit. The fine tip is listed at 0.4mm, aimed at sketching fine lines. The brush tip is listed as 2–3mm, aimed at colouring, shading, and bolder marks. The idea is simple: one pen for both linework and fill.
You also get 36 colours, described as bright and intended to cover different colouring needs. If you do anything from character colouring to simple shading gradients, having that spread reduces the number of “I’m one colour short” moments.
Ink-wise, it’s water-based and described as odourless, which tends to be a plus if you’re working in a shared space or you’re sensitive to strong smells. The set also includes a transparent storage box, so you’re not left with loose pens rolling around—small detail, but it affects whether you’ll actually keep the set tidy.
Worth noting: the guidance suggests keeping the pen cap on when not in use to keep the tip moist. That’s common for felt tip pens and it’s a real factor in how long the tips stay usable.


What stands out in daily use

This set is particularly appealing for people who want versatility rather than a highly specialised tool. For example, imagine you’re making a Valentine’s Day card: you might use the fine tip to draw outlines around hearts and small details, then use the brush tip to add gentle shading to the background or colour in the main shapes. You can move between tasks quickly without swapping tools.
On the “how it behaves” side, the ink is described as flowing smoothly on paper, with even colour and quick drying. It also claims to be not easy to bleed, which is exactly the kind of issue that separates a relaxing colouring session from a constant anxiety about smudging.
If your priority is very crisp marker-like consistency on premium illustration paper, you may still find performance depends on the paper type. But for most scrapbooking, journalling, and everyday colouring, it reads like a sensible match.
Tech specs
- Type: Dual tip colouring marker pens (felt tip + brush tip)
- Tip sizes: 0.4mm fine tip, 2–3mm brush tip
- Ink type: Water-based ink
- Colours: 36 colours
- Odour: Odourless (as described)
- Storage: Transparent storage box

Who it suits (and who should think twice)
It makes sense if you’re: You want one compact set that covers fine line work, colouring, and shading for adult-friendly paper crafts. You’re doing scrapbook layouts, diary/letter decoration, handmade greeting cards, or general sketching and doodling. You’re a beginner who still wants tools that feel flexible enough to grow with your style.
It might not suit you if: You’re expecting the very best control or consistency on all paper types without any experimentation—water-based ink behaviour can vary. You’re after a “single style only” pen for highly precise, uniform colouring results, this set is more about versatility than maximum specialisation.


Care and use tips before you buy
A couple of practical checks can save frustration. First, decide what paper you’ll be using most often. The ink is described as not easy to bleed and quick drying, but those claims are always relative to the paper’s absorbency and thickness.

Second, be prepared to cap the pens when you’re not using them. The set specifically warns to cover the pen cap to keep the pen tip moist. Follow that and you’ll likely get more consistent performance across the life of the tips.
Is it worth it?
Final verdict
This Thboxes 36 Colouring Pens set looks like good value on the strength of its dual-tip design and the water-based, odourless ink approach—especially for adults who want colouring, sketching, and card-making all from one pen family. If you like doing fine outlines plus broader shading in the same session, the fine 0.4mm tip paired with the 2–3mm brush tip is the kind of workflow that actually feels convenient.
However, it may not be the best choice if you’re extremely paper-picky or you need the most predictable ink behaviour with zero bleed under any conditions. If you’re happy to work with typical craft paper and keep the caps on, it’s the sort of set that can cover a lot of everyday creative needs.

Mini FAQ
Are these pens suitable for adult scrapbooking and card making?


They’re described as suitable for adults to draw, colour, write, sketch, and doodle, and they’re also positioned for scrapbook, diaries, letters, and handmade greeting cards.
Do they use water-based ink?
Yes. The pens are described as using water-based ink and are described as odourless.

Do the pens have two different tips?
Yes. They use a dual-tip design with a fine tip for fine lines and a brush tip for colouring and shading.
Will the ink smudge or bleed?
The ink is described as drying quickly and “not easy to bleed”, but results can still depend on the paper you use.
Is there storage included?
Yes, the set comes with a transparent storage box for storage and carrying.
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