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58

coloring pens for adult coloring books

Worth a look

Shows low returns (1.2%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 52Growth 21Conversion 51Competition 83Returns 91Price range 70Avg price 80Brand share 89Review moat 22Quality gap 35

Returns

Great1.2%

return rate — above 6% kills the launch gate

Brand share

Great46%

top-5 brand share — no brand owns this niche

Competition

Great32%

top-5 click share — an open shelf

Avg price

Great$16.85

avg listing price — sweet spot $15–$100

Price range

Good$5.68–$36.93

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Good$330K

$330K/yr · 481K searches

Conversion

Good4.1%

search→purchase rate — share of searches ending in a sale

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Review moat

Bad10,208.15

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-8.2%

90-day search growth — must beat 0% to launch

Competition

Clicks spread well past the top 5 (32% combined) — an open shelf where new products get seen.

Brands

37 rising

Sellers

80

Top-5 brand share

46%

Open market

49%

  • Aen Art17%
  • Jekohor9%
  • ARTISTRO7%
  • Crayola6%
  • ADEVIAN6%
  • Soucolor5%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%2%$7K4%$13K6%$20K8%$26K101001K10K100K1.0M Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 59 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.2% search growth over the last 90 days.
18K13KSpike '24Holiday '24Prime Day '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Dec · busiest ÷ quietest = 2.3×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Color34%

“Amazing colors”

Quality-Overall12%

“Amazing quality”

Value For Money9%

“they are affordable”

Pen/Pencil Quality7%

“Awesome Markers”

Ease Of Use3%

“Easy to hold”

Advertised Vs Actual Product3%

“As advertised”

Fun/Entertainment Experience2%

“Fun and Easy to Use”

Drawing Experience2%

“smooth drawing”

Nib/Tip Quality2%

“Having the dual tip option is fantastic”

Writing Experience2%

“Smooth writing”

What buyers complain about

Color16%

“Color very dull”

Dry/Empty Ink7%

“Dry Markers”

Quality-Overall7%

“lower quality”

Drying Time4%

“definitely not quick dry as described”

Advertised Vs Actual Product4%

“Looks NOTHING like the picture”

Durability4%

“Breaks easily”

Moist/Dry3%

“Half came dry”

Display Colors3%

“the colors are awful”

Paper Quality3%

“It bleeds through paper”

Nib/Tip Quality3%

“After putting everything back together the brush tip was dry”

Top return reasons

Color15%
Advertised Vs Actual Product13%
Dry/Empty Ink8%
Ink Refill7%
Value For Money7%
Functionality-Overall7%
Quality-Overall6%
Size-Overall5%
Display Colors5%
Paint Quality3%