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12 Month Sleepers

soft demand (-21.0% this quarter) — 12 Month Sleepers doesn't clear our bar today.

Flapen Score

41
Skip it

Ranks 11,351 of 16,930 Clothing, Shoes & Jewelry niches · −4 vs the category median of 45

Market size 22Growth 15Conversion 18Competition 90Returns 43Price range 89Avg price 95Brand share 37Review moat 17Quality gap 25
This niche Category average · 16,930 niches

Is 12 Month Sleepers profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 12 Month Sleepers is a $90K/yr Amazon United States market (258K searches/yr). The top 5 brands hold 83% of demand. Demand peaks in Feb. Verdict: Skip it — 41/100.

12 Month Sleepers: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -21.0% over the last 90 days and 1.5% of searches end in a purchase.

$90K

revenue / yr

Units sold / yr6K
Search volume / yr-21.0%258K
Conversion rate1.5%
Avg price$23.73

Who owns the niche?

The top 5 brands hold 83% of demand, so 17% of the market is open.

17%

open market share

Brands · sellers16 · 17
Top-5 product click share25%
Open market17%
Avg brand age39 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 78 products

Sponsored placement92%
New entrants (1y)27· 22 succeeded
Avg rating4.6★
Avg reviews17,803

Top 12 Month Sleepers 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 (25% combined) — an open shelf where new products get seen.

$0$3K$5K$8K$11K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

16 rising

Sellers

17

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

25%

Top 20: 57%

Open market

13%

  • Gerber31%
  • Simple Joys by Carter's26%
  • Amazon Essentials16%
  • Onesies Brand6%
  • Okayinn4%
  • Yoofoss4%
  • Open — no brand owns it (10 brands, 13%)

12 Month Sleepers demand & seasonality

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

Volume258KCVR1.5%Products78Brands16Top 5 Brands83%OOS Rate9.5%Rating4.6★Reviews17,803Avg BSR#71
7K5KPrime Day '24Spike '24Black Friday '24Holiday '24Prime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Feb · busiest ÷ quietest = 1.9×

Top 12 Month Sleepers search terms shoppers use

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

  • 9-12 month sleepers66K/yr
  • 12 month sleepers59K/yr
  • baby sleepers 12 months16K/yr
  • carters 12 month pajamas17K/yr
  • 12 month sleepers girl20K/yr
  • 9-12 month pajamas14K/yr
  • 12 month pjs10K/yr
  • 12 month old pajamas7K/yr
  • 12 month footed pajamas5K/yr
  • 12 month sleeper6K/yr

What reviews say buyers love and hate about 12 Month Sleepers

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

What buyers love

65% of reviews
Soft Feel17%

Soft and breathable

Quality-Overall10%

The sleep sack was great quality

Size-Overall10%

The sizing is accurate

Comfort-Overall7%

super comfortable

Value For Money5%

Good for the price

What buyers complain about

60% of reviews
Size-Overall19%

Short body

Zipper Quality8%

Broken zipper

Quality-Overall6%

Poor Quality

Material Quality6%

Cheap material

Thickness6%

Very thin material

12 Month Sleepers return rate & reasons

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

3.5%

Return rate

68%

Fixable by listing

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

1Size-Overall
49%
2Length
10%
3Material Quality
8%
4Zipper Quality
5%
5Thin
3%

Common 12 Month Sleepers questions

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

Flapen scores 12 Month Sleepers 41/100 on Amazon United States — Skip it. The niche generates $90K/yr across 78 tracked products. 22 of 27 products launched in the last 360 days are still selling. Search demand moved -21.0% over the last 90 days.
Search demand for 12 Month Sleepers on Amazon United States peaks in Feb, where the busiest month runs 1.9× the quietest.