Skip to content
37

mulan costume for girls

Skip it

A small market ($16K/yr) — this niche doesn't clear our bar today.

Market size 4Growth 25Conversion 4Competition 80Returns 25Price range 70Avg price 95Brand share 54Review moat 32Quality gap 28

Avg price

Incredible$35.43

avg listing price — sweet spot $15–$100

Competition

Great35%

top-5 click share — an open shelf

Price range

Good$9.00–$129.99

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

Brand share

Good73%

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

Review moat

Okay3,283.89

avg incumbent reviews — the moat a new listing must climb

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-0.5%

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

Returns

Bad6.1%

return rate — above 6% kills the launch gate

Market size

Bad$16K

$16K/yr · 150K searches

Conversion

Bad0.3%

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

Competition

Clicks spread well past the top 5 (35% combined) — an open shelf where new products get seen.

Brands

19 rising

Sellers

44

Top-5 brand share

73%

Open market

21%

  • Disney37%
  • Disguise12%
  • Elibelle9%
  • Kosgraiy8%
  • monica + andy6%
  • Lazutom6%

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%$4776%$9549%$1K12%$2K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

All 47 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -0.5% search growth over the last 90 days.
18K13KSpike '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep, Oct · busiest ÷ quietest = 7.0×

Reviews

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

What buyers love

Size-Overall23%

“Fits perfectly”

Quality-Overall18%

“well made Japanese Kimono”

Value For Money12%

“Its pretty good for the cost”

Comfort-Overall10%

“it is always very comfortable”

Soft Feel4%

“Fabric is smooth”

Washability3%

“washes well”

Thickness3%

“Thin material best for summer or a hot sleeper”

Breathability3%

“Its material is breathable”

Lining Quality3%

“The silk lining on the inside is such a great feature”

Design-Overall2%

“It does look cute on her”

What buyers complain about

Size-Overall37%

“a medium is still too tight”

Quality-Overall17%

“Not good quality”

Durability8%

“Doesnt hold up”

Gap/Hole5%

“it already has holes in it in the seems”

Strap/String Quality5%

“The straps broke immediately after my child put on the costume”

Waist Fit5%

“the ribbon in the waist is not as in the Pic”

Top return reasons

Size-Overall57%
Length9%
Waist Fit6%
Material Quality4%
Chest Fit4%
Advertised Vs Actual Product3%
Sleeve Fit2%
Quality-Overall2%
Value For Money2%
Product Condition2%