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Baby Clothes 12-18 Months Boys

Baby Clothes 12-18 Months Boys shows a fragmented shelf (top 5 take 26% of clicks), but a small market ($43K/yr) keeps it on the watch list.

Flapen Score

50
Worth a look
Market size 11Growth 19Conversion 32Competition 89Returns 83Price range 56Avg price 54Brand share 89Review moat 44Quality gap 37
This niche Category average

Is Baby Clothes 12-18 Months Boys profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Baby Clothes 12-18 Months Boys is a £43K/yr Amazon United Kingdom market (135K searches/yr). The top 5 brands hold 46% of demand. Demand peaks in Nov–Dec. Verdict: Worth a look — 50/100.

Baby Clothes 12-18 Months Boys: 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 2.5% of searches end in a purchase.

£43K

revenue / yr

Units sold / yr3K
Search volume / yr-11.9%135K
Conversion rate2.5%
Avg price£12.44

Who owns the niche?

The top 5 brands hold 46% of demand, so 54% of the market is open.

54%

open market share

Brands · sellers31 · 45
Top-5 product click share26%
Open market54%
Avg brand age41 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 · 74 products

Sponsored placement80%
New entrants (1y)24· 0 succeeded
Avg rating4.5★
Avg reviews2,085

Top Baby Clothes 12-18 Months Boys 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 (26% combined) — an open shelf where new products get seen.

£0£1K£3K£4K£5K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

31 falling

Sellers

45

Top-5 brand share

46%

Top 20: 93%

Top-5 click share

26%

Top 20: 55%

Open market

48%

  • Kumsolu14%
  • Geagodelia9%
  • TCWWBB9%
  • NautySaurs7%
  • Xumplo7%
  • Levi's6%

Baby Clothes 12-18 Months Boys demand & seasonality

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

Volume135KCVR2.5%Products74Brands31Top 5 Brands46%OOS Rate6.8%Rating4.5★Reviews2,085Avg BSR#120
9K7KPrime Day '25Spike '25Holiday '25Spike '26JanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Nov, Dec · busiest ÷ quietest = 3.5×

Top Baby Clothes 12-18 Months Boys search terms shoppers use

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

  • 12-18 months boys clothes25K/yr
  • baby boy clothes 12-18 months15K/yr
  • boys clothes 12-18 months16K/yr
  • 9-12 months boys clothes14K/yr
  • 18-24 months boys clothes16K/yr
  • 1 year old boy clothes11K/yr
  • baby clothes 12-18 months boys12K/yr
  • baby boy clothes 9-12 months12K/yr
  • baby tracksuit9K/yr
  • baby clothes 9-12 months boys6K/yr

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

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

What buyers love

91% of reviews
Quality-Overall32%

It also seems well made

Size-Overall19%

Fit great

Value For Money9%

Great price for how many you get

Material Quality8%

The childs parents are very pleased with the material and the sizing

Soft Feel7%

The material feels soft and comfortable, which is perfect for a babys skin

What buyers complain about

53% of reviews
Size-Overall44%

Slightly big on him

Thigh Fit8%

the thigh fit is a bit small so if you have a shorter chunkier baby then bare that in mind

Baby Clothes 12-18 Months Boys return rate & reasons

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

1.6%

Return rate

75%

Fixable by listing

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

1Size-Overall
63%
2Quality-Overall
11%
3Material Quality
5%
4Length
4%
5Waist Fit
3%

Common Baby Clothes 12-18 Months Boys questions

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

Flapen scores Baby Clothes 12-18 Months Boys 50/100 on Amazon United Kingdom — Worth a look. The niche generates £43K/yr across 74 tracked products. 0 of 24 products launched in the last 360 days are still selling. Search demand moved -11.9% over the last 90 days.
Search demand for Baby Clothes 12-18 Months Boys on Amazon United Kingdom peaks in Nov–Dec, where the busiest month runs 3.5× the quietest.