---
title: "Baby Potty Training Underwear — $38K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/baby-potty-training-underwear"
last_updated: "2026-08-09T13:38:18.178Z"
locale: en
meta:
description: "Niche score 46/100 · $38K/yr market · 100K searches/yr · $23.21 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 46/100 · $38K/yr market · 100K searches/yr · $23.21 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Baby Potty Training Underwear — $38K/yr Amazon US Niche (2026) - Flapen"
---
# **baby potty training underwear**
**Skip it**
A small market ($38K/yr) — this niche doesn't clear our bar today.
Market size 9Growth 15Conversion 20Competition 94Returns 68Price range 83Avg price 95Brand share 53Review moat 23Quality gap 37
**Avg price**
**Incredible****$23.21**
avg listing price — sweet spot $15–$100
**Competition**
**Great****21%**
top-5 click share — an open shelf
**Price range**
**Great****$11.11–$37.56**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****2.3%**
return rate — above 5% kills the launch gate
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****7,470.22**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-20.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$38K**
$38K/yr · 100K searches
According to Flapen's Amazon United States niche tracking, baby potty training underwear is a $38K/yr Amazon United States market (100K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Jul–Aug. Verdict: Skip it — 46/100.
Data updated Jul 8, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **baby potty training underwear market data**
- **Units sold / yr**
- **3K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$58K–$70K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#21**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **77%**
- **Out of stock**
- **5.0%**
- **Avg brand age**
- **51 months**
- **Avg seller age**
- **172 days**
## **Competition & brand share**
Clicks spread well past the top 5 (21% combined) — an open shelf where new products get seen.
**Brands**
**19 **▲rising
**Sellers**
**23**
**Top-5 brand share**
**73%**
Top 20: 100%
**Top-5 click share**
**21%**
Top 20: 53%
**Open market**
**22%**
- MooMoo Baby25% - Hanes16% - Boboking14% - BliBliTaTa10% - BIG ELEPHANT8% - Disney5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -20.0% search growth over the last 90 days.
4K3KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Aug · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/baby-potty-training-underwear/trend)
## **Top baby potty training underwear search terms**
- **training underwear 4t**49K/yr-47.5%3.8% conv. - **kids training underwear**10K/yr+0.8%0.9% conv. - **padded underwear for toddlers**12K/yr-15.8%1.4% conv. - **toddler padded underwear**5K/yr+17.2%1.5% conv. - **baby training pants**5K/yr-12.8%0.5% conv. - **cloth training pants**5K/yr-17.3%0.6% conv. - **baby potty training underwear**4K/yr+24.3%0.9% conv. - **leak proof training underwear**3K/yr-3.5%0.0% conv. - **cotton training pants**3K/yr+3.4%0.5% conv. - **training underwear 18-24 months**2K/yr-40.1%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/baby-potty-training-underwear/search-terms)
## **Top baby potty training underwear 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%2%$7554%$2K6%$2K8%$3K101001K10K100K Reviews — right = deep review moatMarket 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.
### **Top sellers**
by 90-day click share
[1**MooMoo Baby 8 Packs Potty Training Pants Cotton Absorbent Training Underwear for Toddler Baby Boy 3T**MooMoo Baby**$31.32**4.5★17,365 rev](https://www.amazon.com/dp/B08W3B956F) [2**Hanes Girls Toddler Potty Trainer Briefs 6-pack Underwear Assorted 2-3 US**Hanes**$11.71**4.7★4,327 rev](https://www.amazon.com/dp/B0BHX76DF8) [3**BIG ELEPHANT Toddler Training Pants Soft Cotton Absorbent Training Underwear for Baby Boys & Girls**BIG ELEPHANT**$30.95**4.5★13,864 rev](https://www.amazon.com/dp/B0D3PWYL6V) [4**Boboking Toddler Boys Trainer Underwear Little Kids Boy Boxer Briefs 5T**Boboking**$27.15**4.3★438 rev](https://www.amazon.com/dp/B0DLB5J8JS) [5**MooMoo Baby 8 Packs Toddler Training Underwear for Boy and Girls Strong Absorbent Cotton Training Pants 5T Pink**MooMoo Baby**$31.19**4.5★17,365 rev](https://www.amazon.com/dp/B08JPSVQYR)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Upairy Potty Training Pants Cotton Absorbent Training Underwear for Toddler Boy and Girls 2T-5T Soft Absorbent & Leak-Proof with Characters(4PCS S)**YIKG**$23.79**42 rev2mo ago](https://www.amazon.com/dp/B0GY15NKV3) [**BliBliTaTa Boys Training Underwear Pants 4 Pack Toilet Potty Underpants Cotton Absorbent Padded Reusable Leak Resistant Feel Wet For Toddler Baby 2t 3t Dinosaur**BliBliTaTa**$18.80**68 rev5mo ago](https://www.amazon.com/dp/B0GJ6D7W9H) [**BliBliTaTa Boys Training Underwear Pants 4-Pack Toilet Potty Underpants Cotton Absorbent Padded Reusable Leak Resistant Feel Wet For Toddler Baby 2t 3t Excavator**BliBliTaTa**$18.84**68 rev5mo ago](https://www.amazon.com/dp/B0GJ5Y3Q1M) [**BliBliTaTa Boys Training Underwear Pants 4-Pack Toilet Potty Underpants Cotton Absorbent Padded Reusable Leak Resistant Feel Wet For Toddler Baby 2t 3t Dinosaur**BliBliTaTa**$15.43**175 rev9mo ago](https://www.amazon.com/dp/B0FT2WKVQP) [**Hanes Unisex Baby Potty Training Underwear Brief 5 Pairs Heavy Absorbency Toddler Boys Cotton Training Underwear**Hanes**$24.69**8,304 rev9mo ago](https://www.amazon.com/dp/B0FRGKJZ65)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**BliBliTaTa Boys Training Underwear Pants 4 Pack Toilet Potty Underpants Cotton Absorbent Padded Reusable Leak Resistant Feel Wet For Toddler Baby 2t 3t Dinosaur**BliBliTaTa**$18.80**4.3★**▲ 138%**](https://www.amazon.com/dp/B0GJ6D7W9H) [**Upairy Potty Training Pants Cotton Absorbent Training Underwear for Toddler Boy and Girls 2T-5T Soft Absorbent & Leak-Proof with Characters(4PCS S)**YIKG**$23.79**4.0★**▲ 137%**](https://www.amazon.com/dp/B0GY15NKV3) [**BliBliTaTa Boys Training Underwear Pants 4-Pack Toilet Potty Underpants Cotton Absorbent Padded Reusable Leak Resistant Feel Wet For Toddler Baby 2t 3t Excavator**BliBliTaTa**$18.84**4.3★**▲ 137%**](https://www.amazon.com/dp/B0GJ5Y3Q1M) [**BliBliTaTa Boys Training Underwear Pants 4-Pack Toilet Potty Underpants Cotton Absorbent Padded Reusable Leak Resistant Feel Wet For Toddler Baby 2t 3t Dinosaur**BliBliTaTa**$15.43**4.3★**▲ 109%**](https://www.amazon.com/dp/B0FT2WKVQP) [**Boboking Toddler Boys Trainer Underwear Little Kids Boy Boxer Briefs 2T**Boboking**$27.26**4.3★**▲ 104%**](https://www.amazon.com/dp/B0DLB5LKWK)
**~~View all trending →~~**
## **What buyers say about baby potty training underwear**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**17%
*“not too tight”*
**Quality-Overall**12%
*“Excellent Product”*
**Exercise/Sports Suitability**9%
*“Great for kids thats trained”*
**Comfort-Overall**8%
*“Very comfortable”*
**Soft Feel**7%
*“Really soft”*
**Absorbency**5%
*“it is super absorbent”*
**Design-Overall**4%
*“and great designs for kids”*
**Value For Money**3%
*“The price was great”*
**Material Quality**3%
*“Good material”*
**Color**3%
*“Cute colors”*
### **What buyers complain about **
**Size-Overall**18%
*“Way to tight”*
**Absorbency**14%
*“Do not absorb”*
**Water Resistance**5%
*“NOT WATERPROOF”*
**Advertised Vs Actual Product**4%
*“False advertisement”*
**Material Quality**4%
*“These things are 100% polyester and NOT breathable”*
**Thigh Fit**3%
*“The thigh opening is too tight”*
**Thickness**3%
*“Thick”*
**Stretchability/Expandability/Elasticity**3%
*“the elastic band just kind of gives up”*
**Functionality-Overall**3%
*“Doesn't work”*
**Quality-Overall**2%
*“Cheap”*
### **Top return reasons **
**Size-Overall**59%
**Thigh Fit**8%
**Waist Fit**8%
**Material Quality**5%
**Advertised Vs Actual Product**3%
**Absorbency**3%
**Length**2%
**Value For Money**2%
**Quality-Overall**1%
**Cushion**1%
## **Common questions**
- **Is baby potty training underwear profitable to sell on Amazon United States?**
- The niche generates $38K/yr across 88 tracked products. 7 of 15 products launched in the last 360 days are still selling. 90-day search growth is -20.0%. Flapen's verdict: Skip it (46/100).
- **How competitive is the baby potty training underwear niche?**
- 19 brands and 23 sellers compete. The top 5 products take 21% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in baby potty training underwear?**
- Top complaints mined from reviews: Size-Overall, Absorbency, Water Resistance. The return rate is 2.3%.
- **When does demand for baby potty training underwear peak?**
- Demand peaks in Jul–Aug; the busiest month runs 1.8× the quietest.
- **What does it cost to enter the baby potty training underwear niche?**
- Listings span $11.11–$37.56; the average listing price is $23.21 (sweet spot $15–$100). The average incumbent carries 7,470 reviews — the moat a new listing must climb.
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