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18 Month Boy Shirts

a small market ($70K/yr) — 18 Month Boy Shirts doesn't clear our bar today.

Flapen Score

47
Skip it

Top 41% of 16,930 Clothing, Shoes & Jewelry niches · +2 vs the category median of 45

Market size 18Growth 28Conversion 18Competition 98Returns 75Price range 73Avg price 84Brand share 53Review moat 23Quality gap 18
This niche Category average · 16,930 niches

Is 18 Month Boy Shirts profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 18 Month Boy Shirts is a $70K/yr Amazon United States market (263K searches/yr). The top 5 brands hold 73% of demand. Verdict: Skip it — 47/100.

18 Month Boy Shirts: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved +2.1% over the last 90 days and 1.4% of searches end in a purchase.

$70K

revenue / yr

Units sold / yr5K
Search volume / yr+2.1%263K
Conversion rate1.4%
Avg price$18.49

Who owns the niche?

The top 5 brands hold 73% of demand, so 27% of the market is open.

27%

open market share

Brands · sellers40 · 47
Top-5 product click share10%
Open market27%
Avg brand age36 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.7★ — the gap to enter on.

0/100

page quality · 247 products

Sponsored placement81%
New entrants (1y)97· 25 succeeded
Avg rating4.7★
Avg reviews6,921

Top 18 Month Boy Shirts 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 (10% combined) — an open shelf where new products get seen.

$0$701$1K$2K$3K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

40 rising

Sellers

47

Top-5 brand share

73%

Top 20: 94%

Top-5 click share

10%

Top 20: 26%

Open market

28%

  • Amazon Essentials27%
  • Gerber13%
  • Simple Joys by Carter's10%
  • Garanimals9%
  • The Children's Place9%
  • Cudlie3%

18 Month Boy Shirts demand & seasonality

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

Volume263KCVR1.4%Products247Brands40Top 5 Brands73%OOS Rate10.1%Rating4.7★Reviews6,921Avg BSR#84
5K3KPrime Day '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top 18 Month Boy Shirts search terms shoppers use

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

  • 18 month boy shirts25K/yr
  • 18 month girl shirts17K/yr
  • baby girls tops17K/yr
  • newborn shirts16K/yr
  • baby boy shirt16K/yr
  • 12 month boy shirts16K/yr
  • baby boy shirts 12-18 months18K/yr
  • camisetas para bebe12K/yr
  • 12 month girl shirts12K/yr
  • baby shirts 0-3 months13K/yr

What reviews say buyers love and hate about 18 Month Boy Shirts

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

What buyers love

78% of reviews
Size-Overall21%

Fit great

Quality-Overall19%

The shirts look good and good quality

Soft Feel11%

Soft to touch

Material Quality7%

Good material

Comfort-Overall6%

comfortable

What buyers complain about

51% of reviews
Size-Overall28%

Runs smaller then actual size guide says definitely size up

Shrinkage Resistance5%

RUN SMALL / SHRINK TOO MUCH

Value For Money4%

$100 for 5 is out of budget

Quality-Overall4%

Poor make

Stretchability/Expandability/Elasticity3%

it does not stretch a lot however

18 Month Boy Shirts return rate & reasons

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

2.0%

Return rate

80%

Fixable by listing

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

1Size-Overall
66%
2Length
9%
3Material Quality
4%
4Sleeve Fit
3%
5Advertised Vs Actual Product
2%

Common 18 Month Boy Shirts questions

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

Flapen scores 18 Month Boy Shirts 47/100 on Amazon United States — Skip it. The niche generates $70K/yr across 247 tracked products. 25 of 97 products launched in the last 360 days are still selling. Search demand moved +2.1% over the last 90 days.
Search demand for 18 Month Boy Shirts on Amazon United States is steady year-round — the busiest month runs 1.3× the quietest.