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ghost buster halloween costumes kids

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

Market size 0Growth 68Conversion 0Competition 45Returns 18Price range 95Avg price 95Brand share 19Review moat 74Quality gap 81

Avg price

Incredible$27.49

avg listing price — sweet spot $15–$100

Price range

Incredible$15.70–$38.16

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Good549.5

avg incumbent reviews — the moat a new listing must climb

Growth

Good+49.2%

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

Competition

Okay58%

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

Brand share

Bad92%

top-5 brand share — brand-locked demand

Returns

Bad7.7%

return rate — above 6% kills the launch gate

Market size

Bad$0

$0/yr · 18K searches

Conversion

Bad0.0%

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

Competition

The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.

Brands

8 rising

Sellers

45

Top-5 brand share

92%

Open market

5%

  • Disguise34%
  • Fun Costumes22%
  • Emisorn19%
  • DINIZIMO14%
  • GRANDWISH4%
  • Groydbna3%
  • Open — no brand owns it (2 brands, 5%)

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%$08%$012%$016%$0101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 18 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +49.2% search growth over the last 90 days.
4K3KPrime Day '24Spike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 57.9×

Reviews

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

What buyers love

Size-Overall37%

“Fits great”

Fun/Entertainment Experience13%

“Fun little costume”

Quality-Overall8%

“The suit and patches are of good quality,”

Weight Light8%

“was lightweight”

Comfort-Overall4%

“comfortable”

Advertised Vs Actual Product3%

“Better than expected”

Strength3%

“Great costume, sturdy”

Add-Ons/Attachments3%

“The included accessories really make it feel like a complete costume instead of just basic dress-up clothes”

Material Quality2%

“The material is 100% polyester”

Durability2%

“it is sturdy and durable”

What buyers complain about

Size-Overall20%

“The sizing is completely nonsensical”

Material Quality20%

“Materials are fairly thin”

Advertised Vs Actual Product18%

“False advertising”

Quality-Overall13%

“I expected this to be alittle better quality”

Value For Money7%

“it's just an overpriced prop”

Add-Ons/Attachments2%

“no attachments or anything”

Durability2%

“I know it wont last”

Pockets/Compartments1%

“there were issues with the stitching on the front pocket”

Strap/String Quality1%

“the backpack was a fail because it only came with one of the plastic clips needed to string the straps together”

Top return reasons

Size-Overall33%
Advertised Vs Actual Product18%
Quality-Overall16%
Material Quality10%
Defective Material/Parts3%
Value For Money3%
Functionality-Overall2%
Strap/String Quality2%
Comfort-Overall2%
Noise Level1%