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yellow cape

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A small market ($33K/yr) — this niche doesn't clear our bar today.

Market size 8Growth 62Conversion 59Competition 54Returns 22Price range 24Avg price 44Brand share 68Review moat 74Quality gap 78

Quality gap

Great4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good539.27

avg incumbent reviews — the moat a new listing must climb

Brand share

Good64%

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

Growth

Good+39.9%

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

Conversion

Good5.1%

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

Competition

Good52%

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

Avg price

Okay$11.28

avg listing price — sweet spot $15–$100

Price range

Bad$7.46–$17.40

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

Returns

Bad6.8%

return rate — above 6% kills the launch gate

Market size

Bad$33K

$33K/yr · 56K searches

Competition

The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.

Brands

18 flat

Sellers

26

Top-5 brand share

64%

Open market

30%

  • Dajiahao24%
  • Hedovan13%
  • Bosvin11%
  • Alyweatry8%
  • Maklulu7%
  • Party City6%

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%$2K10%$3K15%$5K20%$7K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 26 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 84 weeks — +39.9% search growth over the last 90 days.
8K6KSpike '25Prime Day '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 29.1×

Reviews

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

What buyers love

Quality-Overall33%

“Great quality”

Material Quality23%

“This cape is made of very nice flowy material”

Size-Overall17%

“Fits good and works for my Robin costume”

Weight Light7%

“It is the perfect weight”

Value For Money7%

“But you definitely get what you pay for”

Color7%

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

What buyers complain about

Quality-Overall50%

“Super cheap mask”

Design-Overall10%

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

Top return reasons

Color46%
Size-Overall19%
Length12%
Material Quality5%
Quality-Overall3%
Value For Money2%
Width2%
Shoulder Fit2%
Shape/Style2%
Thin1%