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12-18 Months Girls Clothes

12-18 Months Girls Clothes shows a fragmented shelf (top 5 take 15% of clicks), but a small market ($47K/yr) keeps it on the watch list.

Flapen Score

50
Worth a look
Market size 12Growth 19Conversion 19Competition 96Returns 86Price range 46Avg price 43Brand share 95Review moat 44Quality gap 43
This niche Category average

Is 12-18 Months Girls Clothes profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, 12-18 Months Girls Clothes is a £47K/yr Amazon United Kingdom market (272K searches/yr). The top 5 brands hold 38% of demand. Demand peaks in Dec. Verdict: Worth a look — 50/100.

12-18 Months Girls Clothes: 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 -11.9% over the last 90 days and 1.6% of searches end in a purchase.

£47K

revenue / yr

Units sold / yr4K
Search volume / yr-11.9%272K
Conversion rate1.6%
Avg price£11.15

Who owns the niche?

The top 5 brands hold 38% of demand, so 62% of the market is open.

62%

open market share

Brands · sellers62 · 72
Top-5 product click share15%
Open market62%
Avg brand age42 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 · 169 products

Sponsored placement75%
New entrants (1y)59· 0 succeeded
Avg rating4.5★
Avg reviews2,067

Top 12-18 Months Girls Clothes 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

Clicks spread well past the top 5 (15% combined) — an open shelf where new products get seen.

£0£945£2K£3K£4K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

62 falling

Sellers

72

Top-5 brand share

38%

Top 20: 76%

Top-5 click share

15%

Top 20: 35%

Open market

57%

  • Amazon Essentials11%
  • XIXIMAON11%
  • Geagodelia6%
  • Beauace5%
  • KIDDLETOWN5%
  • NNJXD4%

12-18 Months Girls Clothes demand & seasonality

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

Volume272KCVR1.6%Products169Brands62Top 5 Brands38%OOS Rate7.2%Rating4.5★Reviews2,067Avg BSR#66
6K4KPrime Day '25Spike '25Black Friday '25Holiday '25Spike '26JanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Dec · busiest ÷ quietest = 2.1×

Top 12-18 Months Girls Clothes search terms shoppers use

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

  • baby dress33K/yr
  • baby girl dress29K/yr
  • baby girl dresses18K/yr
  • 12-18 months girls clothes27K/yr
  • newborn girl clothes 0-3 months14K/yr
  • baby dresses 0-3 months girls13K/yr
  • baby girl clothes 12-18 months16K/yr
  • 9-12 months girls clothes16K/yr
  • 18-24 months girls clothes15K/yr
  • baby girl dress 0-3 months8K/yr

What reviews say buyers love and hate about 12-18 Months Girls Clothes

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

What buyers love

85% of reviews
Quality-Overall29%

Super cute and well made with lovely detailing

Size-Overall14%

Its lovely and snug at great value

Value For Money11%

Good for price

Color8%

Colours are vibrant

Soft Feel8%

Lovely and soft

What buyers complain about

76% of reviews
Size-Overall33%

the socks are quite long though

Quality-Overall22%

Very cheap looking

Thickness4%

although the material could be slightly thicker

Color3%

True size, colour went away after a few washes

Collar Quality2%

Noticed after putting it on my daughter that the collar was frayed

12-18 Months Girls Clothes return rate & reasons

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

1.5%

Return rate

60%

Fixable by listing

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

1Size-Overall
48%
2Quality-Overall
16%
3Material Quality
15%
4Color
4%
5Length
3%

Common 12-18 Months Girls Clothes questions

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

Flapen scores 12-18 Months Girls Clothes 50/100 on Amazon United Kingdom — Worth a look. The niche generates £47K/yr across 169 tracked products. 0 of 59 products launched in the last 360 days are still selling. Search demand moved -11.9% over the last 90 days.
Search demand for 12-18 Months Girls Clothes on Amazon United Kingdom peaks in Dec, where the busiest month runs 2.1× the quietest.