Skip to content

Rumi Costume

Rumi Costume shows a sweet-spot price point ($22.95 avg), but soft demand (-56.4% this quarter) keeps it on the watch list.

Flapen Score

54
Worth a look
Market size 59Growth 0Conversion 20Competition 74Returns 67Price range 78Avg price 95Brand share 34Review moat 94Quality gap 90
This niche Category average

Is Rumi Costume profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Rumi Costume is a £483K/yr Amazon United Kingdom market (1.3M searches/yr). The top 5 brands hold 84% of demand. Verdict: Worth a look — 54/100.

Rumi Costume: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -56.4% over the last 90 days and 1.6% of searches end in a purchase.

£483K

revenue / yr

Units sold / yr15K
Search volume / yr-56.4%1.3M
Conversion rate1.6%
Avg price£22.95

Who owns the niche?

The top 5 brands hold 84% of demand, so 16% of the market is open.

16%

open market share

Brands · sellers11 · 34
Top-5 product click share40%
Open market16%
Avg brand age15 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.1★ — the gap to enter on.

0/100

page quality · 33 products

Sponsored placement42%
New entrants (1y)33· 13 succeeded
Avg rating4.1★
Avg reviews118

Top Rumi Costume products & what they sell for

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

Competition: brands, sellers & click share

The top 5 products take 40% of clicks — established leaders, but buyers still shop beyond them.

£0£48K£97K£145K£193K1101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

11 rising

Sellers

34

Top-5 brand share

84%

Top 20: 100%

Top-5 click share

40%

Top 20: 83%

Open market

12%

  • Rubies38%
  • Tangsenyu18%
  • Atorcher18%
  • Kitimi7%
  • shyhand4%
  • Metaparty4%
  • Open — no brand owns it (5 brands, 12%)

Rumi Costume demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume1.3MCVR1.6%Products33Brands11Top 5 Brands84%OOS Rate20.1%Rating4.1★Reviews118Avg BSR#201
150K100KSpike '25Spike '26Sep '25Nov '25Dec '25Feb '26Apr '26May '26

Top Rumi Costume search terms shoppers use

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

  • rumi costume kids834K/yr
  • rumi costume364K/yr
  • kpop demon hunters costume rumi63K/yr
  • rumi kpop demon hunters costume78K/yr

What reviews say buyers love and hate about Rumi Costume

What buyers mention most, as a share of all reviews.

What buyers love

79% of reviews
Quality-Overall23%

Overall it is a well made

Size-Overall21%

fits as shown in the size chart

Value For Money8%

Good value

Gifting Purpose6%

Present

Advertised Vs Actual Product6%

Better than I expected

What buyers complain about

86% of reviews
Size-Overall25%

It doesn't fit or look right

Value For Money20%

Way over priced

Quality-Overall16%

Very poor quality control

Material Quality8%

Very cheap material

Thickness4%

It's not overally thick

Rumi Costume return rate & reasons

Why buyers send it back, as a share of all return requests.

2.3%

Return rate

77%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
72%
2Quality-Overall
14%
3Material Quality
3%
4Advertised Vs Actual Product
2%
5Suitability Short Hair
1%

Common Rumi Costume questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Rumi Costume 54/100 on Amazon United Kingdom — Worth a look. The niche generates £483K/yr across 33 tracked products. 13 of 33 products launched in the last 360 days are still selling. Search demand moved -56.4% over the last 90 days.
Rumi Costume buyers on Amazon United Kingdom complain most about Size-Overall, Value For Money, Quality-Overall, the themes mined from the niche's reviews. Its return rate is 2.3%.