Skip to content
42

yellow brick road costume

Skip it

A small market ($19K/yr) — this niche doesn't clear our bar today.

Market size 5Growth 11Conversion 11Competition 72Returns 7Price range 79Avg price 95Brand share 62Review moat 84Quality gap 82

Avg price

Incredible$25.55

avg listing price — sweet spot $15–$100

Review moat

Great324.51

avg incumbent reviews — the moat a new listing must climb

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Price range

Great$6.60–$49.16

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

Competition

Good42%

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

Brand share

Good68%

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

Growth

Bad-28.6%

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

Conversion

Bad0.9%

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

Returns

Bad10.3%

return rate — above 6% kills the launch gate

Market size

Bad$19K

$19K/yr · 81K searches

Competition

The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 falling

Sellers

36

Top-5 brand share

68%

Open market

27%

  • Fun Costumes41%
  • Eybila8%
  • BPURB7%
  • CANASOUR6%
  • Croloose6%
  • Sunny Fashion5%

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%5%$93110%$2K15%$3K20%$4K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 35 tracked products in this niche — three views at once, no toggling.

Demand

Weekly Amazon search volume, last 38 weeks — -28.6% search growth over the last 90 days.
8K6KSpike '25Spike '26Oct '25Nov '25Jan '26Feb '26Apr '26May '26

Reviews

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

What buyers love

Size-Overall30%

“Fit comfortably”

Value For Money24%

“But you definitely get what you pay for”

Quality-Overall20%

“Great product”

Ease Of Use10%

“Super easy costume”

Weight Light4%

“It is the perfect weight”

Color4%

“This is especially important if you're looking to purchase your exact school colors”

Material Quality4%

“This cape is made of very nice flowy material”

What buyers complain about

Quality-Overall33%

“Cheap”

Size-Overall25%

“Hat too biggest”

Advertised Vs Actual Product17%

“Only one hat red color not accurate discription”

Value For Money8%

“Way to expensive for just to worn one time”

Design-Overall3%

“Amazing fabric, design of the pattern is all wrong”

Top return reasons

Size-Overall56%
Length10%
Advertised Vs Actual Product7%
Quality-Overall3%
Value For Money3%
Thin3%
Material Quality2%
Color2%
Functionality-Overall2%
Defective Material/Parts2%