---
title: "Girls Seamless Underwear Size 10-12 — Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/girls-seamless-underwear-size-10-12"
last_updated: "2026-08-12T18:05:16.495Z"
locale: en
meta:
description: "Amazon product research for girls seamless underwear size 10-12: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for girls seamless underwear size 10-12: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Girls Seamless Underwear Size 10-12 — Amazon US Product Research"
---
# **Girls Seamless Underwear Size 10-12**
**Skip it**
A small market ($65K/yr) — this niche doesn't clear our bar today.
Market size 16Growth 19Conversion 32Competition 71Returns 55Price range 80Avg price 90Brand share 37Review moat 71Quality gap 21
**Avg price**
**Great****$20.80**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$10.61–$34.46**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****42%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Good****655.47**
avg incumbent reviews — the moat a new listing must climb
**Returns**
**Good****2.8%**
return rate — above 5% kills the launch gate
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****2.5%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Growth**
**Bad****-11.5%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$65K**
$65K/yr · 122K searches
## **Is girls seamless underwear size 10-12 profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, girls seamless underwear size 10-12 is a $65K/yr Amazon United States market (122K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 43/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **girls seamless underwear size 10-12 market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **$62K–$83K**
- units × avg price
- **Conversion rate**
- **2.5%**
- **Avg BSR**
- **#101**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **88%**
- **Out of stock**
- **24.9%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **149 days**
## **Competition: brands, sellers & click share**
The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▼falling
**Sellers**
**18**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**42%**
Top 20: 80%
**Open market**
**12%**
- Reebok31% - Finihen26% - Hanes10% - Demifill9% - BAMBOO COOL7% - Boboking5% - Open — no brand owns it (6 brands, 12%)
## **girls seamless underwear size 10-12 demand & seasonality**
Weekly Amazon search volume, last 51 weeks — -11.5% search growth over the last 90 days.
3K2KHoliday '25Spike '26Jul '25Sep '25Nov '25Jan '26Mar '26Apr '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/girls-seamless-underwear-size-10-12/trend)
## **Top girls seamless underwear size 10-12 search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **reebok girls underwear**17K/yr-12.1%1.4% conv. - **girls seamless underwear size 10-12**16K/yr+8.7%2.9% conv. - **reebok underwear for girls**17K/yr-29.0%1.1% conv. - **girls no show underwear**13K/yr-8.4%1.9% conv. - **hanes girls underwear size 12**11K/yr-7.0%4.2% conv. - **girls reebok underwear**14K/yr-20.4%1.3% conv. - **teen seamless underwear**7K/yr-4.6%1.1% conv. - **seamless underwear for teens**8K/yr-14.1%0.8% conv. - **girls athletic underwear**6K/yr+5.3%1.0% conv. - **girls hanes underwear size 12**6K/yr-5.0%4.8% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/girls-seamless-underwear-size-10-12/search-terms)
## **Top girls seamless underwear size 10-12 products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$6K20%$13K30%$19K40%$26K101001K10K 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**Finihen Girls Underwear Seamless Teen Girls No Show Big Girls Panties Fashion Style Size11-12Years.**Finihen**$19.02**4.6★441 rev](https://www.amazon.com/dp/B0F4XKW885) [2**Demifill Teen Girls Seamless Underwear Tagless No Show Panties for Teens Pack of 8 Size 13-14 Years Mixed Color**Demifill**$18.85**4.7★540 rev](https://www.amazon.com/dp/B0DYCLZD9M) [3**Reebok Girls Underwear Hipster Panties - 5 Pack Soft Seamless Stretch Performance Briefs Underwear for Girls Size 6-7 White/Navy/Grey/Print/Pink**Reebok**$16.45**4.7★317 rev](https://www.amazon.com/dp/B0CNQ5YLNX) [4**Soleurfe Girls Seamless Underwear Silky Soft Tag-Free Breathable for Sports Gymnastics and Dance under Leggings for Teen 13-14 Years**Soleurfe**$14.34**4.5★117 rev](https://www.amazon.com/dp/B0FCFQKFGM) [5**Reebok Girls Hipster Panties - 10 Pack Soft Performance Stretch Seamless Hipster Underwear for Girls with Elastic Waistband Size 8-10 White/Majolica Blue/Steel Grey/Pink Jacquard**Reebok**$34.14**4.7★204 rev](https://www.amazon.com/dp/B0FSTC8H7H)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SALIA GIRL Seamless Teen Underwear 10-12 Soft Stretch Big Girls Panties Mid-Rise Briefs Full-Coverage Girls Underwear Pack of 6 White/Beige/Pink/Blue/Black/Grey 12 Years**SALIA GIRL**$17.62**70 rev5mo ago](https://www.amazon.com/dp/B0GMQS7SPX) [**Teen Girls Tagless No Show Panties Seamless Underwear Size 11-12 Years.**Little bety**$16.97**37 rev8mo ago](https://www.amazon.com/dp/B0G12V2N7J) [**Reebok Girls Hipster Panties - 10 Pack Soft Performance Stretch Seamless Hipster Underwear for Girls with Elastic Waistband Size 8-10 White/Majolica Blue/Steel Grey/Pink Jacquard**Reebok**$34.14**204 rev9mo ago](https://www.amazon.com/dp/B0FSTC8H7H) [**Reebok Girls Underwear Hipster Panties - 5 Pack Soft Seamless Stretch Performance Briefs Underwear for Girls Size 12-14 White/Majolica Blue/Steel Grey/Pink Jacquard**Reebok**$20.03**317 rev9mo ago](https://www.amazon.com/dp/B0FSTCJY8C) [**Reebok Girls Boyshorts Underwear - 5 Pack Soft Breathable Panties Boy Shorts Seamless Underwear for Girls (Sizes: 6-16) Size 8-10 Steel Grey/Faded Denim/White/White Spacedye**Reebok**$21.10**740 rev9mo ago](https://www.amazon.com/dp/B0FSTGFQ6N)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Reebok Girls Hipster Panties - 4 Pack Soft Performance Stretch Seamless Hipster Underwear for Girls with Elastic Waistband Size 8-10 Pink Jacquard/Scuba Blue Spacedye/White Stripe/Black**Reebok**$19.06**4.7★**▲ 76%**](https://www.amazon.com/dp/B0FST4BFVQ) [**Reebok Girls Underwear Hipster Panties - 5 Pack Soft Seamless Stretch Performance Briefs Underwear for Girls Size 8-10 Pink Jacquard/Scuba Blue Spacedye/White Stripe/Black**Reebok**$19.85**4.7★**▲ 76%**](https://www.amazon.com/dp/B0FST5CTYL) [**Reebok Girls Boyshorts Underwear - 5 Pack Soft Breathable Panties Boy Shorts Seamless Underwear for Girls (Sizes: 6-16) Size 8-10 Steel Grey/Faded Denim/White/White Spacedye**Reebok**$21.10**4.6★**▲ 76%**](https://www.amazon.com/dp/B0FSTGFQ6N) [**Reebok Girls Underwear Hipster Panties - 5 Pack Soft Seamless Stretch Performance Briefs Underwear for Girls Size 12-14 White/Majolica Blue/Steel Grey/Pink Jacquard**Reebok**$20.03**4.7★**▲ 75%**](https://www.amazon.com/dp/B0FSTCJY8C) [**Reebok Girls Hipster Panties - 10 Pack Soft Performance Stretch Seamless Hipster Underwear for Girls with Elastic Waistband Size 8-10 White/Majolica Blue/Steel Grey/Pink Jacquard**Reebok**$34.14**4.7★**▲ 75%**](https://www.amazon.com/dp/B0FSTC8H7H)
**~~View all trending →~~**
## **What reviews say buyers love and hate about girls seamless underwear size 10-12**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Comfort-Overall**27%
*“So comfortable”*
**Size-Overall**18%
*“Smooth fit”*
**Soft Feel**16%
*“Very smooth”*
**Quality-Overall**8%
*“Very nice quality underwear for a good price”*
**Value For Money**4%
*“affordable price”*
**Material Quality**3%
*“Really like the material. breathable”*
**Advertised Vs Actual Product**3%
*“as advertised”*
**Color**2%
*“Nice variety of colors”*
**Stretchability/Expandability/Elasticity**2%
*“They stretch easily”*
**Breathability**2%
*“Very breathable”*
### **What buyers complain about **
**Size-Overall**20%
*“Too big”*
**Stretchability/Expandability/Elasticity**11%
*“These have no elastic in them”*
**Comfort-Overall**6%
*“Not comfortable at all”*
**Quality-Overall**6%
*“Cheap”*
**Stitch/Finish/Polish**3%
*“No seam shows at all”*
**Durability**3%
*“They literally fell off”*
**Thickness**3%
*“That means its twice as thick there”*
**Material Quality**2%
*“Material is too silky”*
**Color**2%
*“missing the red color”*
**Product Condition**2%
*“Used”*
### **Top return reasons **
**Size-Overall**56%
**Material Quality**11%
**Waist Fit**9%
**Thigh Fit**4%
**Advertised Vs Actual Product**3%
**Shape/Style**2%
**Thin**2%
**Length**2%
**Hip Fit**1%
**Comfort-Overall**1%
## **Common girls seamless underwear size 10-12 questions**
- **Is girls seamless underwear size 10-12 profitable to sell on Amazon United States?**
- The niche generates $65K/yr across 34 tracked products. 4 of 15 products launched in the last 360 days are still selling. 90-day search growth is -11.5%. Flapen's verdict: Skip it (43/100).
- **How competitive is the girls seamless underwear size 10-12 niche?**
- 12 brands and 18 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in girls seamless underwear size 10-12?**
- Top complaints mined from reviews: Size-Overall, Stretchability/Expandability/Elasticity, Comfort-Overall. The return rate is 2.8%.
- **What does it cost to enter the girls seamless underwear size 10-12 niche?**
- Listings span $10.61–$34.46; the average listing price is $20.80 (sweet spot $15–$100). The average incumbent carries 655 reviews — the moat a new listing must climb.
## **Related niches to research next**
Same-category niches scoring near this one — the next ones worth researching.
- 72 [**first communion gifts for boys**](https://flapen.com/research/us/clothing-shoes-jewelry/first-communion-gifts-for-boys)$398K/yr+223.5%**Worth a look**- 72 [**fifa world cup 2026 tshirt**](https://flapen.com/research/us/clothing-shoes-jewelry/fifa-world-cup-2026-tshirt)$177K/yr>1,000%**Worth a look**- 72 [**american flag hat**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-hat)$764K/yr+428.8%**Worth a look**- 72 [**white socks men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-socks-men)$3.0M/yr+13.3%**Launch it**- 72 [**american flag overalls**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-overalls)$662K/yr>1,000%**Worth a look**- 73 [**white ankle socks for men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-ankle-socks-for-men)$448K/yr+88.3%**Worth a look**[**All Clothing, Shoes & Jewelry niches **](https://flapen.com/research/us/clothing-shoes-jewelry)