Is ennui costume profitable to sell on Amazon United States?

The niche generates $0/yr across 3 tracked products. 90-day search growth is -30.4%. Flapen's verdict: Skip it (22/100).

How competitive is the ennui costume niche?

3 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in ennui costume?

Top complaints mined from reviews: Size-Overall, Weight Heavy. The return rate is 9.6% — above our launch gate.

When does demand for ennui costume peak?

Demand peaks in Sep–Oct–Nov; the busiest month runs 78.5× the quietest.

What does it cost to enter the ennui costume niche?

Listings span $11.86–$33.48; the average listing price is $21.13 (sweet spot $15–$100). The average incumbent carries 2,407 reviews — the moat a new listing must climb.

Ennui Costume

Skip it

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

Avg price

Great$21.13

avg listing price — sweet spot $15–$100

Quality gap

Great4.1★

avg incumbent rating — lower means beatable quality

Price range

Great$11.86–$33.48

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

Review moat

Okay2,406.67

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-30.4%

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

Returns

Bad9.6%

return rate — above 5% kills the launch gate

Market size

Bad$0

$0/yr · 24K searches

Conversion

Bad0.0%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Signals Low Review Barrier High Returns

Is ennui costume profitable on Amazon?

According to Flapen's Amazon United States niche tracking, ennui costume is a $0/yr Amazon United States market (24K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 22/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

ennui costume market size & sales

Units sold, revenue, conversion and listing quality across the tracked shelf.

Units sold / yr: 250–500; avg 0–100/product
Revenue / yr: $5K–$11K; units × avg price
Conversion rate: 0.0%
Avg BSR: #185
Page quality: 0%
Prime: 100%
Sponsored: 67%
Out of stock: 14.6%
Avg brand age: 36 months
Avg seller age: 250 days

Competition: brands, sellers & click share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

3 rising

Sellers

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

amropi42%
MapofBeauty32%
PINSV26%

ennui costume demand & seasonality

Weekly Amazon search volume, last 82 weeks — -30.4% search growth over the last 90 days.

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 78.5×

Open Trend

Top ennui costume search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

ennui costume6K/yr +14.0%0.8% conv.
ennui costume adult15K/yr -81.7%0.0% conv.
ennui inside out 2 costume674/yr -48.3%0.0% conv.
ennui inside out 2 costume adult1K/yr -94.1%0.0% conv.
ennui costume women154/yr +0.0%0.0% conv.

All search terms

Top ennui costume products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 3 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

amropi Womens Pullover Tracksuit Fleece Sweatshirt Jogging Pants 2 Pieces Sweatsuits Blue XXL

amropi$33.483.8★97 rev

MapofBeauty 32 Inch/ 80 cm Long Straight Anime Costume Cosplay Wig Party Wig (Purple)

MapofBeauty$11.864.1★6,576 rev

PINSV Womens Tracksuits 2 Piece Outfits Sweatsuit Long Sleeve Top Jogger Legging Pants Sets Navy Blue S

PINSV$18.054.4★547 rev

Newest

by launch date

PINSV Womens Tracksuits 2 Piece Outfits Sweatsuit Long Sleeve Top Jogger Legging Pants Sets Navy Blue S

PINSV$18.05547 rev

2y ago

amropi Womens Pullover Tracksuit Fleece Sweatshirt Jogging Pants 2 Pieces Sweatsuits Blue XXL

amropi$33.4897 rev

3y ago

MapofBeauty 32 Inch/ 80 cm Long Straight Anime Costume Cosplay Wig Party Wig (Purple)

MapofBeauty$11.866,576 rev

12y ago

What reviews say buyers love and hate about ennui costume

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

What buyers complain about

Size-Overall50%

“Runs big”

Weight Heavy50%

“heavy and hard to work with”

Top return reasons

Size-Overall40%

Wig/Artificial Hair Quality24%

Waist Fit7%

Shape/Style7%

Color7%

Length3%

Quality-Overall3%

Functionality-Overall3%

Ease Of Cleaning3%

Advertised Vs Actual Product2%

Common ennui costume questions

Is ennui costume profitable to sell on Amazon United States?: The niche generates $0/yr across 3 tracked products. 90-day search growth is -30.4%. Flapen's verdict: Skip it (22/100).
How competitive is the ennui costume niche?: 3 brands and 4 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in ennui costume?: Top complaints mined from reviews: Size-Overall, Weight Heavy. The return rate is 9.6% — above our launch gate.
When does demand for ennui costume peak?: Demand peaks in Sep–Oct–Nov; the busiest month runs 78.5× the quietest.
What does it cost to enter the ennui costume niche?: Listings span $11.86–$33.48; the average listing price is $21.13 (sweet spot $15–$100). The average incumbent carries 2,407 reviews — the moat a new listing must climb.