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33

darla finding nemo costume

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A small market ($0/yr) — this niche doesn't clear our bar today.

Market size 0Growth 36Conversion 0Competition 19Returns 4Price range 94Avg price 95Brand share 34Review moat 64Quality gap 86

Avg price

Incredible$35.92

avg listing price — sweet spot $15–$100

Price range

Great$13.74–$87.63

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

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Review moat

Good934.25

avg incumbent reviews — the moat a new listing must climb

Growth

Okay+9.1%

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

Brand share

Okay84%

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

Competition

Bad77%

top-5 click share — a locked-up shelf

Returns

Bad11.1%

return rate — above 6% kills the launch gate

Market size

Bad$0

$0/yr · 112K searches

Conversion

Bad0.0%

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

Competition

The top 5 products capture 77% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 falling

Sellers

9

Top-5 brand share

84%

Open market

10%

  • elope36%
  • JcHrmers19%
  • Chicingyou13%
  • Sister Amy8%
  • Fun Costumes8%
  • Skicuff6%
  • Open — no brand owns it (3 brands, 10%)

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%10%$020%$030%$040%$01101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 12 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +9.1% search growth over the last 90 days.
23K18KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 114.3×

Reviews

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

What buyers love

Quality-Overall50%

“It was good quality”

Soft Feel25%

“The material was soft”

Size-Overall25%

“It was true to size”

What buyers complain about

Quality-Overall100%

“overall could have built this costume for cheaper and better quality”

Top return reasons

Size-Overall33%
Color19%
Waist Fit16%
Product Condition9%
Quality-Overall8%
Thin6%
Advertised Vs Actual Product3%
Ease Of Cleaning3%
Defective Material/Parts2%