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scooby doo costume women

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

Market size 0Growth 31Conversion 0Competition 26Returns 8Price range 84Avg price 95Brand share 43Review moat 97Quality gap 60

Review moat

Incredible52.56

avg incumbent reviews — the moat a new listing must climb

Avg price

Incredible$30.47

avg listing price — sweet spot $15–$100

Price range

Great$9.80–$47.82

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Okay79%

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

Growth

Okay+5.0%

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

Competition

Okay69%

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

Returns

Bad10.1%

return rate — above 6% kills the launch gate

Market size

Bad$0

$0/yr · 167K searches

Conversion

Bad0.0%

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

Competition

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 rising

Sellers

15

Top-5 brand share

79%

Open market

16%

  • Bioworld36%
  • Spirit Halloween21%
  • Fun Costumes8%
  • WATCPNO7%
  • GQWSTP7%
  • Rubies5%
  • Open — no brand owns it (6 brands, 16%)

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%$01101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 16 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +5.0% search growth over the last 90 days.
45K35KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 184.3×

Reviews

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

What buyers love

Warmth33%

“It keeps you very warm”

Quality-Overall17%

“Okay quality probably can be worn 3-5 times”

Size-Overall17%

“Big and soft love it”

Soft Feel17%

“Big and soft love it”

Advertised Vs Actual Product17%

“As advertised”

What buyers complain about

Size-Overall50%

“the headband didnt fit”

Strength50%

“Not sturdy”

Top return reasons

Size-Overall30%
Advertised Vs Actual Product12%
Material Quality8%
Defective Material/Parts7%
Quality-Overall7%
Value For Money5%
Design-Overall5%
Adhesion/Stickiness5%
Smell4%
Length3%