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hedwig costume

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A small market ($8K/yr) — this niche doesn't clear our bar today.

Market size 2Growth 10Conversion 7Competition 76Returns 7Price range 89Avg price 95Brand share 80Review moat 92Quality gap 38

Avg price

Incredible$28.57

avg listing price — sweet spot $15–$100

Review moat

Great155.11

avg incumbent reviews — the moat a new listing must climb

Price range

Great$10.15–$72.21

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

Brand share

Great55%

top-5 brand share — no brand owns this niche

Competition

Great39%

top-5 click share — an open shelf

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-29.6%

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

Conversion

Bad0.5%

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

Returns

Bad10.4%

return rate — above 6% kills the launch gate

Market size

Bad$8K

$8K/yr · 51K searches

Competition

Clicks spread well past the top 5 (39% combined) — an open shelf where new products get seen.

Brands

17 rising

Sellers

40

Top-5 brand share

55%

Open market

36%

  • pewjury14%
  • LSESEN12%
  • Minhuida10%
  • Kgromfy10%
  • Fun Costumes9%
  • Harry Potter9%

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%$2326%$4649%$69712%$9291101001K 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 84 weeks — -29.6% search growth over the last 90 days.
6K4KHoliday '24Spike '25Prime Day '25Spike '26DecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 52.4×

Reviews

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

What buyers love

Soft Feel18%

“soft blanket”

Quality-Overall16%

“Great costume, made well”

Size-Overall14%

“It fits well on her”

Warmth13%

“its super soft and warm”

Durability4%

“very durable as its been washed multiple times”

Comfort-Overall4%

“Super comfortable and sooooo LOVED”

Gifting Purpose3%

“Great gift”

Color3%

“the colors look just like in the photos”

Value For Money3%

“Still, good value for money and arrived on time”

Zipper Quality3%

“Zipper is good”

What buyers complain about

Size-Overall29%

“To big”

Magnetic Strength/Adsorption17%

“MAGNET DOES NOT HOLD WELL”

Product Condition13%

“Yall sent me a used product”

Warmth3%

“he did get hot in it. since its summer”

Thickness3%

“The only reason I don't give 5 stars is because I would have liked the fabric to be a little thicker”

Material Quality3%

“Definitely a thin material”

Top return reasons

Size-Overall48%
Waist Fit7%
Quality-Overall6%
Material Quality5%
Advertised Vs Actual Product5%
Length5%
Value For Money4%
Product Condition3%
Color2%
Inflation/Deflation1%