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ghostbusters proton pack

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Brand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.

Market size 38Growth 24Conversion 13Competition 28Returns 27Price range 35Avg price 88Brand share 10Review moat 77Quality gap 85

Avg price

Great$63.73

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Great468.15

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$191K

$191K/yr · 300K searches

Price range

Okay$17.29–$250.80

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

Competition

Okay68%

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

Returns

Okay5.8%

return rate — above 6% kills the launch gate

Growth

Bad-2.3%

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

Conversion

Bad1.0%

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

Brand share

Bad96%

top-5 brand share — brand-locked demand

Competition

The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 rising

Sellers

40

Top-5 brand share

96%

Open market

2%

  • Fun Costumes64%
  • Spirit Halloween11%
  • Ghostbusters8%
  • Ghstsobs8%
  • Disguise5%
  • DINIZIMO2%
  • Open — no brand owns it (1 brand, 2%)

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%$19K20%$38K30%$57K40%$77K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 13 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.3% search growth over the last 90 days.
30K20KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 10.9×

Reviews

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

What buyers love

Fun/Entertainment Experience18%

“Fun little costume”

Quality-Overall13%

“Very good quality”

Size-Overall13%

“The size was great”

Value For Money11%

“Best bang for the buck”

Weight Light11%

“Light weight”

Material Quality4%

“has some fabric details”

Add-Ons/Attachments4%

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

Leather Quality2%

“It appears well built and all leather, I'm just not sure of the application”

Strength2%

“Sturdy built”

Comfort-Overall2%

“comfortable an good looking”

What buyers complain about

Quality-Overall24%

“I expected this to be alittle better quality”

Size-Overall17%

“The sizing is completely nonsensical”

Advertised Vs Actual Product16%

“False advertising”

Material Quality14%

“plastic”

Value For Money7%

“it's just an overpriced prop”

Add-Ons/Attachments2%

“no attachments or anything”

Weight Light2%

“Cons: Super light”

Exercise/Sports Suitability2%

“not for swim”

Thickness1%

“From the feel of it the material is a little thin”

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-Overall22%
Advertised Vs Actual Product20%
Quality-Overall18%
Material Quality9%
Functionality-Overall6%
Defective Material/Parts5%
Value For Money2%
Comfort-Overall2%
Battery Inclusion1%
Noise Level1%