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potty training underwear for girls

Worth a look

Shows a sweet-spot price point ($23.03 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 92Growth 21Conversion 22Competition 91Returns 72Price range 83Avg price 95Brand share 62Review moat 24Quality gap 53

Avg price

Incredible$23.03

avg listing price — sweet spot $15–$100

Market size

Great$1.8M

$1.8M/yr · 4.5M searches

Competition

Great24%

top-5 click share — an open shelf

Price range

Great$11.11–$37.80

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

Returns

Good2.1%

return rate — above 5% kills the launch gate

Brand share

Good68%

top-5 brand share — brands hold most of the demand

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Bad6,074.89

avg incumbent reviews — the moat a new listing must climb

Conversion

Bad1.8%

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

Growth

Bad-8.1%

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

According to Flapen's Amazon United States niche tracking, potty training underwear for girls is a $1.8M/yr Amazon United States market (4.5M searches/yr). The top 5 brands hold 68% of demand. Verdict: Worth a look — 62/100.

Data updated Jul 8, 2026 · scored weekly · How we score niches

potty training underwear for girls market data

Units sold / yr
80K–100K
avg 1,250–1,500/product
Revenue / yr
$1.8M–$2.3M
units × avg price
Conversion rate
1.8%
Avg BSR
#40
Page quality
0%
Prime
100%
Sponsored
78%
Out of stock
3.3%
Avg brand age
50 months
Avg seller age
143 days

Competition & brand share

Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.

Brands

20 flat

Sellers

23

Top-5 brand share

68%

Top 20: 100%

Top-5 click share

24%

Top 20: 51%

Open market

25%

  • Hanes21%
  • MooMoo Baby21%
  • BliBliTaTa9%
  • Boboking9%
  • YIKG8%
  • BIG ELEPHANT7%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.1% search growth over the last 90 days.
100K60KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Top potty training underwear for girls search terms

  • potty training underwear1.4M/yr
  • training underwear for boys283K/yr
  • training underwear for girls236K/yr
  • upairy training pants329K/yr
  • potty training underwear for boys230K/yr
  • toddler training underwear girls202K/yr
  • potty training underwear for girls203K/yr
  • toddler training underwear boys162K/yr
  • training pants175K/yr
  • upairy training pants for boys154K/yr
All search terms

Top potty training underwear for girls 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%3%$55K6%$110K9%$165K12%$220K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about potty training underwear for girls

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

What buyers love

Size-Overall16%

“not too tight”

Quality-Overall12%

“These are well made adorable”

Comfort-Overall8%

“they are very comfortable”

Exercise/Sports Suitability8%

“Overall, these are a practical option for helping toddlers transition from diapers to regular underwear during potty training”

Soft Feel6%

“Material is soft”

Absorbency5%

“Absorbent layer protects against leaks”

Design-Overall3%

“Cute designs”

Advertised Vs Actual Product3%

“Looks just like pictures”

Thickness3%

“I love the extra thickness”

Color3%

“Cute colors”

What buyers complain about

Size-Overall16%

“Way to tight”

Absorbency16%

“NOT ABSORBENT”

Water Resistance6%

“immediately wet right through the underwear”

Advertised Vs Actual Product3%

“Not as advertised”

Material Quality3%

“These things are 100% polyester and NOT breathable”

Thickness3%

“Thick”

Leak-Proof3%

“Not Leak proof”

Thigh Fit2%

“The thigh opening is too tight”

Value For Money2%

“Waste of money”

Stretchability/Expandability/Elasticity2%

“No elasticity to them”

Top return reasons

Size-Overall59%
Thigh Fit8%
Waist Fit7%
Material Quality5%
Advertised Vs Actual Product4%
Absorbency2%
Value For Money2%
Length1%
Cushion1%
Functionality-Overall1%

Common questions

Is potty training underwear for girls profitable to sell on Amazon United States?
The niche generates $1.8M/yr across 83 tracked products. 12 of 25 products launched in the last 360 days are still selling. 90-day search growth is -8.1%. Flapen's verdict: Worth a look (62/100).
How competitive is the potty training underwear for girls niche?
20 brands and 23 sellers compete. The top 5 products take 24% of clicks and top 5 brands hold 68% of demand.
What do buyers complain about in potty training underwear for girls?
Top complaints mined from reviews: Size-Overall, Absorbency, Water Resistance. The return rate is 2.1%.
When does demand for potty training underwear for girls peak?
Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the potty training underwear for girls niche?
Listings span $11.11–$37.80; the average listing price is $23.03 (sweet spot $15–$100). The average incumbent carries 6,075 reviews — the moat a new listing must climb.