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Ninja Swirl Tubs

Ninja Swirl Tubs shows low returns (0.5%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

66
Worth a look

Top 8% of 5,777 Home & Garden niches · +15 vs the category median of 51

Market size 14Growth 89Conversion 87Competition 59Returns 97Price range 88Avg price 91Brand share 79Review moat 94Quality gap 14
This niche Category average · 5,777 niches

Is Ninja Swirl Tubs profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Ninja Swirl Tubs is a £56K/yr Amazon United Kingdom market (26K searches/yr). The top 5 brands hold 56% of demand. Verdict: Worth a look — 66/100.

Ninja Swirl Tubs: 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 +96.0% over the last 90 days and 9.9% of searches end in a purchase.

£56K

revenue / yr

Units sold / yr2K
Search volume / yr+96.0%26K
Conversion rate9.9%
Avg price£21.50

Who owns the niche?

The top 5 brands hold 56% of demand, so 44% of the market is open.

44%

open market share

Brands · sellers21 · 25
Top-5 product click share50%
Open market44%
Avg brand age11 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.8★ — the gap to enter on.

0/100

page quality · 24 products

Sponsored placement92%
New entrants (1y)18· 2 succeeded
Avg rating4.8★
Avg reviews120

Top Ninja Swirl Tubs 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 50% of clicks — established leaders, but buyers still shop beyond them.

£0£6K£11K£17K£22K1101001K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

21 rising

Sellers

25

Top-5 brand share

56%

Top 20: 99%

Top-5 click share

50%

Top 20: 95%

Open market

38%

  • Skyearman22%
  • LPQKCcY13%
  • Kssvzz7%
  • Hejo7%
  • Gillterway6%
  • GFTIME6%

Ninja Swirl Tubs demand & seasonality

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

Volume26KCVR9.9%Products24Brands21Top 5 Brands56%OOS Rate12.6%Rating4.8★Reviews120Avg BSR#435
1K750Spike '26Jan '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26

What reviews say buyers love and hate about Ninja Swirl Tubs

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

What buyers love

88% of reviews
Size-Overall21%

Fantastic fit

Quality-Overall20%

The quality of these tubs is impressive

Advertised Vs Actual Product16%

Just like the ninja contains great product

Value For Money13%

Excellent price

Efficiency5%

work really well

What buyers complain about

79% of reviews
Value For Money38%

way cheaper

Quality-Overall25%

Cheap quality and it's come off quickly

Color8%

The only difference is that these have different colour lids instead of only grey

Size-Overall8%

they are so tight going in

Ninja Swirl Tubs return rate & reasons

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

0.5%

Return rate

35%

Fixable by listing

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

1Size-Overall
30%
2Compatibility-Overall
23%
3Functionality-Overall
9%
4Quality-Overall
6%
5Jamming/Clogging
4%

Common Ninja Swirl Tubs questions

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

Flapen scores Ninja Swirl Tubs 66/100 on Amazon United Kingdom — Worth a look. The niche generates £56K/yr across 24 tracked products. 2 of 18 products launched in the last 360 days are still selling. Search demand moved +96.0% over the last 90 days.
Ninja Swirl Tubs buyers on Amazon United Kingdom complain most about Value For Money, Quality-Overall, Color, the themes mined from the niche's reviews. Its return rate is 0.5%.