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saint costume kids

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Soft demand (-63.8% this quarter) — this niche doesn't clear our bar today.

Market size 10Growth 0Conversion 12Competition 70Returns 0Price range 91Avg price 95Brand share 51Review moat 81Quality gap 28

Avg price

Incredible$25.52

avg listing price — sweet spot $15–$100

Price range

Great$13.65–$39.59

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

Review moat

Great370.16

avg incumbent reviews — the moat a new listing must climb

Competition

Good43%

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

Brand share

Good74%

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

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad0.9%

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

Market size

Bad$42K

$42K/yr · 177K searches

Growth

Bad-63.8%

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

Returns

Bad14.1%

return rate — above 6% kills the launch gate

Competition

The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.

Brands

17 falling

Sellers

42

Top-5 brand share

74%

Open market

21%

  • BesserBay36%
  • California Costumes17%
  • Rubies11%
  • Daddy's New Fishing Buddy5%
  • Gukefun5%
  • HOMELEX5%

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%$2K8%$3K12%$5K16%$7K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 32 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -63.8% search growth over the last 90 days.
40K30KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov · busiest ÷ quietest = 73.3×

Reviews

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

What buyers love

Size-Overall41%

“It fit well”

Quality-Overall27%

“Nice quality costume”

Value For Money9%

“Its cheap”

Advertised Vs Actual Product9%

“As advertised”

Transparency3%

“just thick enough that it's not see through”

Thickness3%

“just thick enough that it's not see through”

Weight Light2%

“It fits true to size and is lightweight”

Warmth2%

“The long sleeves add a little extra warmth”

Soft Feel2%

“Soft and comfortable”

Shape/Style2%

“The style is very versatile too”

What buyers complain about

Size-Overall67%

“Large”

Ease Of Use17%

“it will definitely take unnecessary time and effort”

Shape/Style17%

“Its a little crooked which i can probably just bend it a little and fix,”

Top return reasons

Size-Overall66%
Length9%
Material Quality4%
Advertised Vs Actual Product3%
Value For Money2%
Product Condition2%
Quality-Overall2%
Color2%
Functionality-Overall1%
Defective Material/Parts1%