Treedoa Edible Markers for Cookie Decorating, 12Pcs Food Coloring Pens Double Side, Fine & Thick Tip Review (2026)
Updated September 14, 2026 · Research-based review
Our verdict
Treedoa's 12 pen set is the widest color spread in this marker lineup, mixing standard shades with metallic gold and silver for extra design range. The double sided fine and thick tips make it easy to switch between outlining and filling, though heavy fill areas can look streaky compared with a brush or airbrush.

Treedoa's 12Pcs double side edible markers with fine and thick tips for cookie decorating.
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What we liked
- + 12 pens give the widest color choice in this marker group
- + Fine and thick tips switch between detail and fill work
- + Great for kids decorating sugar cookies at parties
Trade-offs
- - Ink coverage can look streaky when filling big areas
- - Requires dry royal icing or fondant to draw cleanly
Who should reach for this set
This 12 color set is aimed at decorators who want the broadest palette in one kit, including families decorating sugar cookies together or small bakeries that need a wide range without buying multiple smaller packs. The lineup covers standard colors such as red, pink, purple, orange, yellow, sky blue, grass green, dark green and brown, plus black, and adds gold and silver, which most rival marker sets in this category leave out. That metallic option makes it useful for themed cookies, holiday designs or cake accents where a plain color set would fall short. Decorators who only need a handful of core colors may find a smaller, less expensive set covers their needs just as well.
Tip design and everyday handling
Each pen uses a double headed design, with a fine tip on one end for outlining, lettering and small details, and a wider, flexible tip on the other for filling larger shapes and blending color. The fine tip is well suited to precise line work such as facial features or lettering on cookies, while the wide tip speeds up coloring in bigger areas like a cookie background or a fondant shape. The maker states the ink is food grade, non toxic and odorless, formulated so it should not alter the taste of the treat it is applied to. Like other edible marker sets, these pens are meant for dry, smooth surfaces such as set royal icing, fondant, hard candy shells or dried chocolate rather than wet frosting.
Where kids and parties fit in
Because the set includes a wide color range and a straightforward marker format rather than paints or airbrush tools that need extra equipment, it works well as an activity for kids decorating sugar cookies at a party or family baking session. Children can pick up a pen and start drawing without mixing colors or worrying about brushes and water, and the double sided tips let them switch between fine detail and quick fill without swapping pens. Parents should still supervise use on food, since the markers are meant for direct application to edible surfaces and adult guidance helps keep designs clean and the tips capped when not in use, which extends how long the ink lasts.
Trade offs against rivals
The main complaint that comes with a 12 color fine and thick marker format is coverage on larger filled areas, where the ink can look streaky or uneven compared with a dedicated fill technique like airbrushing or flooding with royal icing. Like every marker in this category, these pens need a dry, hard surface such as crusted royal icing or firm fondant to draw cleanly, and will smear on anything still soft. Against Edibleink's 11 pen, 10 color set, Treedoa trades slightly fewer standard shades for the extra gold and silver metallics. Compared with Fanika's 10 color set, which favors fine detail work, Treedoa's wider tip is better for filling shapes quickly.
Bottom line
For decorators who want the widest color range in a double sided marker format, including metallic gold and silver that most competitors skip, this Treedoa set is a strong pick and earns our score of 8.4 out of 10 for how well it fits the job and its value at 12 pens. It works especially well for parties and family cookie decorating sessions. Anyone planning to fill large areas with solid, even color, or who only needs a few core shades, may get better results from a smaller set paired with an airbrush or flood icing technique instead.
Frequently asked questions
How many colors are in the Treedoa 12 piece marker set?
The set includes 12 pens covering standard colors like red, pink, purple, orange, yellow and two shades of green and blue, along with brown, black, gold and silver.
Can these markers be used on fresh frosting?
They work best on dry, firm surfaces such as set royal icing or fondant. Fresh, soft frosting is too moist for the ink to draw cleanly and can cause smearing.
Are these markers safe for kids to use for cookie decorating?
The ink is described as food grade, non toxic and odorless. They are commonly used for kids decorating cookies at parties, though adult supervision around food and caps is still a good idea.
Do the metallic gold and silver pens look different from the other colors?
Yes, the gold and silver pens give a metallic sheen rather than a flat color, which is useful for holiday or themed designs that the standard palette alone cannot achieve.
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