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37

baby scooby doo costume

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A small market ($21K/yr) — this niche doesn't clear our bar today.

Market size 5Growth 38Conversion 8Competition 68Returns 6Price range 90Avg price 95Brand share 20Review moat 83Quality gap 35

Avg price

Incredible$32.29

avg listing price — sweet spot $15–$100

Price range

Great$12.11–$59.70

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

Review moat

Great336.86

avg incumbent reviews — the moat a new listing must climb

Competition

Good44%

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

Growth

Okay+10.3%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Bad92%

top-5 brand share — brand-locked demand

Conversion

Bad0.6%

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

Returns

Bad10.5%

return rate — above 6% kills the launch gate

Market size

Bad$21K

$21K/yr · 101K searches

Competition

The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 rising

Sellers

23

Top-5 brand share

92%

Open market

4%

  • INTIMO47%
  • Scooby-Doo!22%
  • Rubies12%
  • Fun Costumes7%
  • RISEROAD4%
  • KDAFJLKD4%
  • Open — no brand owns it (4 brands, 4%)

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%3%$6286%$1K9%$2K12%$3K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 36 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +10.3% search growth over the last 90 days.
20K15KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 156.3×

Reviews

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

What buyers love

Size-Overall33%

“Great fit and so adorable”

Quality-Overall17%

“Good quality hoodie”

Soft Feel10%

“soft”

Warmth8%

“Warm, comfortable, & cute”

Gifting Purpose8%

“a new gift purchased”

Zipper Quality8%

“Easy to unzip and zip up”

Durability4%

“pretty durable”

Design-Overall3%

“Super cute design”

Comfort-Overall3%

“comfy”

Material Quality2%

“material is great”

What buyers complain about

Size-Overall60%

“My son can't fit it anymore”

Material Quality20%

“Very thin low quality material”

Allergies10%

“is having a severe allergic reaction to something on the robe”

Top return reasons

Size-Overall62%
Length12%
Product Condition7%
Advertised Vs Actual Product4%
Quality-Overall3%
Sleeve Fit3%
Material Quality2%
Thigh Fit2%
Thin2%
Value For Money1%