---
title: "Underwear Sets for Women — $18K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/underwear-sets-for-women"
last_updated: "2026-08-09T12:33:26.177Z"
locale: en
meta:
description: "Niche score 45/100 · $18K/yr market · 480K searches/yr · $17.55 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · $18K/yr market · 480K searches/yr · $17.55 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Underwear Sets for Women — $18K/yr Amazon US Niche (2026) - Flapen"
---
# **underwear sets for women**
**Skip it**
Weak search conversion (0.2%) — this niche doesn't clear our bar today.
Market size 4Growth 17Conversion 3Competition 97Returns 26Price range 78Avg price 81Brand share 53Review moat 60Quality gap 84
**Competition**
**Incredible****13%**
top-5 click share — an open shelf
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Great****$17.55**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.52–$38.34**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,110.21**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****73%**
top-5 brand share — brands hold most of the demand
**Returns**
**Okay****4.9%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-16.1%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****$18K**
$18K/yr · 480K searches
**Conversion**
**Bad****0.2%**
search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, underwear sets for women is a $18K/yr Amazon United States market (480K searches/yr). The top 5 brands hold 73% of demand. Demand peaks in Feb. Verdict: Skip it — 45/100.
Data updated Jul 13, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **underwear sets for women market data**
- **Units sold / yr**
- **2K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$26K–$35K**
- units × avg price
- **Conversion rate**
- **0.2%**
- **Avg BSR**
- **#5,490**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **90%**
- **Out of stock**
- **4.2%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **156 days**
## **Competition & brand share**
Clicks spread well past the top 5 (13% combined) — an open shelf where new products get seen.
**Brands**
**40 **▼falling
**Sellers**
**68**
**Top-5 brand share**
**73%**
Top 20: 94%
**Top-5 click share**
**13%**
Top 20: 34%
**Open market**
**24%**
- Avidlove36% - Lilosy20% - BEAUDRM12% - AOKIYURI3% - Verdusa3% - Starrylion3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -16.1% search growth over the last 90 days.
18K13KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Feb · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/underwear-sets-for-women/trend)
## **Top underwear sets for women search terms**
- **matching underwear and bra sets**38K/yr-8.6%0.3% conv. - **underwear and bra set**33K/yr-13.0%0.1% conv. - **bralette and panty set**38K/yr-33.0%0.1% conv. - **sheer bra and panty set**31K/yr-4.1%0.2% conv. - **cute bra and panty set**28K/yr-19.3%0.2% conv. - **white bra and panty set**28K/yr-14.7%0.4% conv. - **push up bra and panty sets for women**21K/yr-2.0%0.1% conv. - **bra underwear set**27K/yr-9.8%0.3% conv. - **lace bra set**21K/yr+4.5%0.2% conv. - **garter belt set**28K/yr-29.6%0.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/underwear-sets-for-women/search-terms)
## **Top underwear sets for women 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%1%$1772%$3543%$5314%$708101001K10K 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**Lilosy Sexy Cute Underwire Push Up Strappy Heart Embroidered Mesh Sheer Lingerie Set for Women Bachelorette See Through Bra and Panty 2 Piece Bow Light Blue Small**Lilosy**$19.38**4.2★1,831 rev](https://www.amazon.com/dp/B099PF7DC1) [2**Avidlove Women Sexy Lingerie Set 3 Piece Bra and with Panty Lace Kimono Robe Sheer Sleepwear**Avidlove**$23.71**4.5★1,459 rev](https://www.amazon.com/dp/B0CN9KH6YL) [3**Verdusa Womens Lingerie Sets 6 Piece Lace Bow Floral Underwear Bras Wireless Padded Bra and Panty Set Black and Grey Medium**Verdusa**$38.34**3.8★134 rev](https://www.amazon.com/dp/B0D5CJ68XL) [4**Lilosy Sexy Mesh Sheer Underwire Push Up Lingerie Set Women Cheetah See Through Bachelorette Bra Panty 2 Piece Leopard Medium**Lilosy**$17.17**4.3★749 rev](https://www.amazon.com/dp/B0D83MXNLK) [5**BEAUDRM Womens 5 Sets Matching Bra and Panty Set Polka Dots Print Lingerie Set Triangle Bralettes and Low Rise Thong Set Multicolor Small**BEAUDRM**$26.51**3.9★76 rev](https://www.amazon.com/dp/B0CWL3BXB2)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Starrylion Lace Bra and Panty Sets for Women Underwear Wireless Tshirt Bras for Women Black M**Starrylion**$25.55**57 rev7mo ago](https://www.amazon.com/dp/B0G6D7CX8P) [**SweatyRocks Womens 2 Piece Satin Lingerie Sets Sexy Silk Underwire Push Up Bra and Panty Sets Burgundy Medium**SweatyRocks**$18.50**34 rev1y ago](https://www.amazon.com/dp/B0F9XXVCQV) [**Lilosy Sexy Mesh Sheer Underwire Push Up Lingerie Set Women Cheetah See Through Bachelorette Bra Panty 2 Piece Leopard Black Medium**Lilosy**$18.34**749 rev1y ago](https://www.amazon.com/dp/B0FBVT9LRM) [**Avidlove Lingerie Sets for Women Sexy Lace Bra and Panty Cute Lingerie 2 Piece Underwear with Underwire Light Blue L**Avidlove**$17.46**179 rev1y ago](https://www.amazon.com/dp/B0F9KH96GB) [**Aimedalis Sexy Mesh Leopard Print Lingerie Sets For Women Cute Bra And Panty Sets For Women (Leopard M)**Aimedalis**$11.99**59 rev1y ago](https://www.amazon.com/dp/B0F9FVS2SZ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Starrylion Lace Bra and Panty Sets for Women Underwear Wireless Tshirt Bras for Women Black M**Starrylion**$25.55**4.4★**▲ 56%**](https://www.amazon.com/dp/B0G6D7CX8P) [**SweatyRocks Womens 2 Piece Satin Lingerie Sets Sexy Silk Underwire Push Up Bra and Panty Sets Burgundy Medium**SweatyRocks**$18.50**3.8★**▲ 37%**](https://www.amazon.com/dp/B0F9XXVCQV) [**Avidlove Women Sexy Lingerie Set 3 Piece Bra and with Panty Lace Kimono Robe Sheer Sleepwear**Avidlove**$23.71**4.5★**▲ 36%**](https://www.amazon.com/dp/B0CN9KH6YL) [**Lilosy Sexy Mesh Sheer Underwire Push Up Lingerie Set Women Cheetah See Through Bachelorette Bra Panty 2 Piece Leopard Black Medium**Lilosy**$18.34**4.3★**▲ 35%**](https://www.amazon.com/dp/B0FBVT9LRM) [**Avidlove Lingerie Sets for Women Sexy Lace Bra and Panty Cute Lingerie 2 Piece Underwear with Underwire Light Blue L**Avidlove**$17.46**4.2★**▲ 27%**](https://www.amazon.com/dp/B0F9KH96GB)
**~~View all trending →~~**
## **What buyers say about underwear sets for women**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Comfort-Overall**23%
*“Comfortable to wear”*
**Size-Overall**22%
*“Its not too tight”*
**Quality-Overall**8%
*“Decent quality”*
**Soft Feel**7%
*“So soft”*
**Value For Money**6%
*“Great value”*
**Shape/Style**4%
*“Super flattering”*
**Material Quality**4%
*“Great material”*
**Color**4%
*“Colors are pretty”*
**Advertised Vs Actual Product**2%
*“Beautiful as pictured”*
**Breathability**2%
*“Very breathable”*
### **What buyers complain about **
**Size-Overall**34%
*“Didn't fit”*
**Quality-Overall**7%
*“Not the quality I was expecting”*
**Comfort-Overall**6%
*“Just uncomfortable”*
**Material Quality**4%
*“The material isn't very soft either”*
**Advertised Vs Actual Product**3%
*“Very misleading”*
**Stretchability/Expandability/Elasticity**3%
*“needs elastic slides off”*
**Stitch/Finish/Polish**2%
*“the stitching is actually quite scratchy against my skin”*
**Strength**2%
*“its super flimsy”*
**Durability**2%
*“barely lasted one wear”*
**Chest Fit**2%
*“Would not buy if you have a bigger chest dont waste your time or money”*
### **Top return reasons **
**Size-Overall**57%
**Chest Fit**12%
**Material Quality**4%
**Advertised Vs Actual Product**4%
**Waist Fit**3%
**Quality-Overall**3%
**Length**2%
**Shape/Style**2%
**Thin**1%
**Color**1%
## **Common questions**
- **Is underwear sets for women profitable to sell on Amazon United States?**
- The niche generates $18K/yr across 203 tracked products. 4 of 53 products launched in the last 360 days are still selling. 90-day search growth is -16.1%. Flapen's verdict: Skip it (45/100).
- **How competitive is the underwear sets for women niche?**
- 40 brands and 68 sellers compete. The top 5 products take 13% of clicks and top 5 brands hold 73% of demand.
- **What do buyers complain about in underwear sets for women?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Comfort-Overall. The return rate is 4.9%.
- **When does demand for underwear sets for women peak?**
- Demand peaks in Feb; the busiest month runs 1.7× the quietest.
- **What does it cost to enter the underwear sets for women niche?**
- Listings span $8.52–$38.34; the average listing price is $17.55 (sweet spot $15–$100). The average incumbent carries 1,110 reviews — the moat a new listing must climb.
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