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Knight Costume Kids

a small market ($31K/yr) — Knight Costume Kids doesn't clear our bar today.

Flapen Score

43
Skip it
Market size 8Growth 8Conversion 16Competition 70Returns 49Price range 82Avg price 81Brand share 43Review moat 80Quality gap 70
This niche Category average

Is Knight Costume Kids profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Knight Costume Kids is a £31K/yr Amazon United Kingdom market (139K searches/yr). The top 5 brands hold 79% of demand. Verdict: Skip it — 43/100.

Knight 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 -33.8% over the last 90 days and 1.3% of searches end in a purchase.

£31K

revenue / yr

Units sold / yr3K
Search volume / yr-33.8%139K
Conversion rate1.3%
Avg price£17.55

Who owns the niche?

The top 5 brands hold 79% of demand, so 21% of the market is open.

21%

open market share

Brands · sellers14 · 40
Top-5 product click share43%
Open market21%
Avg brand age41 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 38 products

Sponsored placement50%
New entrants (1y)4· 0 succeeded
Avg rating4.3★
Avg reviews398

Top Knight 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 43% of clicks — established leaders, but buyers still shop beyond them.

£0£1K£2K£4K£5K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

14 flat

Sellers

40

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

43%

Top 20: 82%

Open market

16%

  • Wicked Costumes45%
  • Rubies11%
  • Morph9%
  • Spooktacular Creations7%
  • Generic7%
  • Smiffys5%
  • Open — no brand owns it (8 brands, 16%)

Knight Costume Kids demand & seasonality

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

Volume139KCVR1.3%Products38Brands14Top 5 Brands79%OOS Rate10.2%Rating4.3★Reviews398Avg BSR#1,312
9K7KSpike '26Prime Day '26Mar '26Mar '26Apr '26May '26May '26Jun '26Jul '26

Top Knight Costume Kids search terms shoppers use

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

  • knight costume kids71K/yr
  • knight costume51K/yr
  • kids knight costume17K/yr

What reviews say buyers love and hate about Knight Costume Kids

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

What buyers love

91% of reviews
Quality-Overall29%

Good quality, sizing is true to size

Size-Overall18%

Perfect fit

Value For Money14%

Great Value

Advertised Vs Actual Product10%

as the picture

Fun/Entertainment Experience8%

Fun for kids

What buyers complain about

76% of reviews
Size-Overall27%

the helmet seems very small

Advertised Vs Actual Product25%

Doesnt include sword and shield which isnt immediately clear from the photos / description

Durability7%

fell apart within a few hours

Quality-Overall7%

rubbish

Value For Money4%

Bit disappointed for the price

Knight Costume Kids return rate & reasons

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

3.1%

Return rate

83%

Fixable by listing

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

1Size-Overall
78%
2Quality-Overall
9%
3Advertised Vs Actual Product
2%
4Material Quality
2%
5Stitch/Finish/Polish
2%

Common Knight Costume Kids questions

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

Flapen scores Knight Costume Kids 43/100 on Amazon United Kingdom — Skip it. The niche generates £31K/yr across 38 tracked products. 0 of 4 products launched in the last 360 days are still selling. Search demand moved -33.8% over the last 90 days.
Knight Costume Kids buyers on Amazon United Kingdom complain most about Size-Overall, Advertised Vs Actual Product, Durability, the themes mined from the niche's reviews. Its return rate is 3.1%.