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Nappies Size 4

Nappies Size 4 shows low returns (0.1%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Flapen Score

53
Worth a look

Top 26% of 638 Baby Products niches · +6 vs the category median of 47

Market size 74Growth 24Conversion 88Competition 36Returns 100Price range 75Avg price 86Brand share 0Review moat 25Quality gap 48
This niche Category average · 638 niches

Is Nappies Size 4 profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Nappies Size 4 is a £820K/yr Amazon United Kingdom market (407K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 53/100.

Nappies Size 4: 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 -1.5% over the last 90 days and 10.4% of searches end in a purchase.

£820K

revenue / yr

Units sold / yr50K
Search volume / yr-1.5%407K
Conversion rate10.4%
Avg price£19.45

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers2 · 79
Top-5 product click share63%
Open market0%
Avg brand age50 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 18 products

Sponsored placement50%
New entrants (1y)0· 0 succeeded
Avg rating4.5★
Avg reviews4,333

Top Nappies Size 4 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 63% of clicks — established leaders, but buyers still shop beyond them.

£0£82K£164K£246K£328K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

2 falling

Sellers

79

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

0%

  • Pampers88%
  • by Amazon12%

Nappies Size 4 demand & seasonality

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

Volume407KCVR10.4%Products18Brands2Top 5 Brands100%OOS Rate0.0%Rating4.5★Reviews4,333Avg BSR#184
10K6KHoliday '24Prime Day '25Spike '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top Nappies Size 4 search terms shoppers use

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

  • pampers size 4185K/yr
  • nappies size 464K/yr
  • size 4 nappies47K/yr
  • pampers premium protection size 413K/yr
  • pampers pants size 412K/yr
  • pampers size 4 pants10K/yr
  • nappy pants size 410K/yr
  • pampers nappies size 49K/yr
  • pampers size 4 nappies8K/yr
  • pampers 47K/yr

What reviews say buyers love and hate about Nappies Size 4

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

What buyers love

74% of reviews
Quality-Overall25%

Great product

Size-Overall11%

They fit really well

Soft Feel9%

They are gentle and effective

Value For Money6%

Amazing value

Ease Of Use6%

Not very difficult to put on

What buyers complain about

70% of reviews
Allergies14%

The lack of absorbancy has given our son extremely bad nappy rash to the point he's in severe discomfort

Leak-Proof13%

Theyre constantly leaking when they never used to

Value For Money10%

Very poor value for money

Ease Of Cleaning9%

It just becomes more a mess

Hard Feel6%

Not good nappies are hard

Nappies Size 4 return rate & reasons

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

0.1%

Return rate

100%

Fixable by listing

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

1Size-Overall
100%

Common Nappies Size 4 questions

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

Flapen scores Nappies Size 4 53/100 on Amazon United Kingdom — Worth a look. The niche generates £820K/yr across 18 tracked products. Search demand moved -1.5% over the last 90 days.
Search demand for Nappies Size 4 on Amazon United Kingdom is steady year-round — the busiest month runs 1.3× the quietest.