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55

gel pens for adult coloring book

Worth a look

Shows low returns (0.8%), but soft demand (-13.1% this quarter) keeps it on the watch list.

Market size 71Growth 18Conversion 57Competition 64Returns 96Price range 67Avg price 76Brand share 60Review moat 21Quality gap 24

Returns

Incredible0.8%

return rate — above 6% kills the launch gate

Avg price

Great$15.35

avg listing price — sweet spot $15–$100

Market size

Good$765K

$765K/yr · 1.0M searches

Price range

Good$4.96–$35.59

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

Competition

Good47%

top-5 click share — leaders hold, buyers still browse

Brand share

Good69%

top-5 brand share — brands hold most of the demand

Conversion

Good4.8%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Review moat

Bad11,902.24

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-13.1%

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

Competition

The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.

Brands

22 falling

Sellers

104

Top-5 brand share

69%

Open market

27%

  • Aen Art31%
  • TANMIT15%
  • Shuttle Art10%
  • Soucolor8%
  • ZSCM QUALITY DECIDES THE FUTURE4%
  • Taotree4%

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%4%$31K8%$61K12%$92K16%$122K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 41 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -13.1% search growth over the last 90 days.
70K50KPrime Day '24Spike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 2.4×

Reviews

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

What buyers love

Color30%

“Amazing Colors”

Writing Experience12%

“Top notch writing”

Value For Money7%

“Great deal”

Quality-Overall7%

“It sounds like the quality is consistent”

Pen/Pencil Quality6%

“Excellent Pens”

Ink Refill3%

“it also comes with refills for the pens”

Soft Feel3%

“Really smooth”

Brightness/Shine/Glow2%

“so bright”

Smudge Resistance2%

“No smearing”

Fun/Entertainment Experience2%

“Fun and Easy to Use”

What buyers complain about

Writing Experience9%

“Kind of scratchy when writing”

Color8%

“Colors are off”

Dry/Empty Ink7%

“The pens were dry”

Ink Leakage7%

“Pens leak like crazy”

Quality-Overall5%

“very cheap quality”

Durability5%

“Do not last”

Functionality-Overall4%

“Don't work well”

Smudge Resistance3%

“Also not smudge proof”

Paper Quality3%

“The yellow ones you cannot see very well on white paper”

Drying Time3%

“Takes a while to dry”

Top return reasons

Ink Refill17%
Functionality-Overall10%
Color9%
Value For Money7%
Advertised Vs Actual Product7%
Writing Experience7%
Dry/Empty Ink6%
Quality-Overall5%
Display Colors3%
Defective Material/Parts3%