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Mario Costume Kids

soft demand (-88.4% this quarter) — Mario Costume Kids doesn't clear our bar today.

Flapen Score

38
Skip it
Market size 10Growth 0Conversion 32Competition 68Returns 51Price range 61Avg price 72Brand share 14Review moat 67Quality gap 65
This niche Category average

Is Mario Costume Kids profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Mario Costume Kids is a £38K/yr Amazon United Kingdom market (101K searches/yr). The top 5 brands hold 95% of demand. Demand peaks in Mar–Oct. Verdict: Skip it — 38/100.

Mario Costume Kids: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -88.4% over the last 90 days and 2.6% of searches end in a purchase.

£38K

revenue / yr

Units sold / yr3K
Search volume / yr-88.4%101K
Conversion rate2.6%
Avg price£14.62

Who owns the niche?

The top 5 brands hold 95% of demand, so 5% of the market is open.

5%

open market share

Brands · sellers9 · 47
Top-5 product click share44%
Open market5%
Avg brand age35 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 29 products

Sponsored placement66%
New entrants (1y)3· 0 succeeded
Avg rating4.4★
Avg reviews832

Top Mario Costume Kids 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 44% of clicks — established leaders, but buyers still shop beyond them.

£0£2K£3K£5K£6K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

9 rising

Sellers

47

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

44%

Top 20: 92%

Open market

4%

  • Super Mario39%
  • Disguise28%
  • BSBUY17%
  • HENBRANDT8%
  • Kitimi3%
  • DiULi2%
  • Open — no brand owns it (3 brands, 4%)

Mario Costume Kids demand & seasonality

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

Volume101KCVR2.6%Products29Brands9Top 5 Brands95%OOS Rate15.4%Rating4.4★Reviews832Avg BSR#699
50K30KPrime Day '25Spike '25Spike '26MarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Mar, Oct · busiest ÷ quietest = 31.2×

Top Mario Costume Kids search terms shoppers use

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

  • mario costume kids60K/yr
  • super mario costume kids21K/yr
  • kids mario costume13K/yr
  • mario kids costume8K/yr

What reviews say buyers love and hate about Mario Costume Kids

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

What buyers love

86% of reviews
Size-Overall29%

these fit great

Quality-Overall23%

Good quality

Value For Money14%

Cant really complain at the price - excellent product for Halloween or parties

Comfort-Overall8%

comfortable for my son

Material Quality4%

Material thickness is fine

What buyers complain about

86% of reviews
Size-Overall36%

comes up to small

Quality-Overall20%

Poor quality

Value For Money11%

Not impressed for the amount it cost

Material Quality6%

Disappointing, cheap material and does not come with the gloves or moustache, so picture is a little miss leading

Durability2%

already the seam has split

Mario Costume Kids return rate & reasons

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

3.0%

Return rate

81%

Fixable by listing

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

1Size-Overall
74%
2Quality-Overall
8%
3Material Quality
2%
4Defective Material/Parts
2%
5Advertised Vs Actual Product
2%

Common Mario Costume Kids questions

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

Flapen scores Mario Costume Kids 38/100 on Amazon United Kingdom — Skip it. The niche generates £38K/yr across 29 tracked products. 0 of 3 products launched in the last 360 days are still selling. Search demand moved -88.4% over the last 90 days.
Search demand for Mario Costume Kids on Amazon United Kingdom peaks in Mar–Oct, where the busiest month runs 31.2× the quietest.