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54

diapers size 7

Worth a look

Shows a $6.3M/yr market, but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Market size 99Growth 24Conversion 96Competition 17Returns 97Price range 95Avg price 95Brand share 0Review moat 16Quality gap 32

Market size

Incredible$6.3M

$6.3M/yr · 1.3M searches

Returns

Incredible0.7%

return rate — above 5% kills the launch gate

Conversion

Incredible14.2%

search→purchase rate — share of searches ending in a sale

Avg price

Incredible$35.43

avg listing price — sweet spot $15–$100

Price range

Incredible$16.61–$54.34

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Growth

Bad-2.6%

90-day search growth — must beat 0% to launch

Competition

Bad79%

top-5 click share — a locked-up shelf

Review moat

Bad20,147.5

avg incumbent reviews — the moat a new listing must climb

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, diapers size 7 is a $6.3M/yr Amazon United States market (1.3M searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Worth a look — 54/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

diapers size 7 market data

Units sold / yr
150K–200K
avg 12,500–15,000/product
Revenue / yr
$5.3M–$7.1M
units × avg price
Conversion rate
14.2%
Avg BSR
#51
Page quality
0%
Prime
100%
Sponsored
67%
Out of stock
0.0%
Avg brand age
53 months
Avg seller age
139 days

Competition & brand share

The top 5 products capture 79% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 flat

Sellers

26

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

79%

Top 20: 100%

Open market

0%

  • HUGGIES52%
  • Pampers27%
  • The Honest Company11%
  • MooMoo Baby10%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.6% search growth over the last 90 days.
35K25KSpike '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 1.9×

Top diapers size 7 search terms

  • diapers size 7318K/yr
  • size 7 diapers247K/yr
  • pampers size 7281K/yr
  • huggies size 7138K/yr
  • pampers swaddlers size 736K/yr
  • diaper size 738K/yr
  • pampers 724K/yr
  • honest diapers size 724K/yr
  • size 7 pampers23K/yr
  • diapers 718K/yr
All search terms

Top diapers size 7 products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$635K20%$1.3M30%$1.9M40%$2.5M101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 12 tracked products in this niche — three views at once, no toggling.

What buyers say about diapers size 7

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall25%

“Sizing is accurate”

Quality-Overall12%

“These diapers are great quality”

Design-Overall11%

“Cute designs and comfortable for my girl”

Advertised Vs Actual Product11%

“Came as is on Picture”

Weight Light6%

“Lightweight”

Comfort-Overall6%

“comfortable for my girl”

Smell6%

“They also have a pretty strong smell to them”

Allergies3%

“these have suited him really well without being too tight or causing irritation”

Absorbency3%

“The absorbency is consistent”

What buyers complain about

Size-Overall19%

“Not a true size”

Allergies15%

“my baby breaks out in a rash”

Functionality-Overall13%

“Didnt work”

Value For Money8%

“WASTE of money”

Thigh Fit8%

“First and most insignificant, these do not fit big thigh kids”

Quality-Overall8%

“Poor quality”

Adhesion/Stickiness5%

“Adhesive strips are terrible”

Durability3%

“they literally fall off with any little movement”

Absorbency3%

“Not absorbent”

Water Resistance3%

“fluid leaks through immediately so definitely not waterproof”

Top return reasons

Size-Overall63%
Value For Money6%
Advertised Vs Actual Product5%
Thigh Fit5%
Leak-Proof3%
Absorbency2%
Waist Fit2%
Functionality-Overall1%
Quality-Overall1%
Age Suitability1%

Common questions

Is diapers size 7 profitable to sell on Amazon United States?
The niche generates $6.3M/yr across 12 tracked products. 90-day search growth is -2.6%. Flapen's verdict: Worth a look (54/100).
How competitive is the diapers size 7 niche?
4 brands and 26 sellers compete. The top 5 products take 79% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in diapers size 7?
Top complaints mined from reviews: Size-Overall, Allergies, Functionality-Overall. The return rate is 0.7%.
When does demand for diapers size 7 peak?
Demand peaks in Oct–Nov–Dec; the busiest month runs 1.9× the quietest.
What does it cost to enter the diapers size 7 niche?
Listings span $16.61–$54.34; the average listing price is $35.43 (sweet spot $15–$100). The average incumbent carries 20,148 reviews — the moat a new listing must climb.