---
title: "Swim Bra — $233K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/swim-bra"
last_updated: "2026-08-09T23:31:17.017Z"
locale: en
meta:
description: "Niche score 64/100 · $233K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 64/100 · $233K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Swim Bra — $233K/yr Amazon US Niche (2026) - Flapen"
---
# **swim bra**
**Worth a look**
Shows demand growing +137.0% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 44Growth 96Conversion 9Competition 96Returns 0Price range 71Avg price 88Brand share 96Review moat 52Quality gap 73
**Growth**
**Incredible****+137.0%**
90-day search growth — must beat 0% to launch
**Competition**
**Incredible****16%**
top-5 click share — an open shelf
**Brand share**
**Incredible****32%**
top-5 brand share — no brand owns this niche
**Avg price**
**Great****$20.36**
avg listing price — sweet spot $15–$100
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****$8.40–$31.31**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,403.54**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$233K**
$233K/yr · 1.5M searches
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****13.5%**
return rate — above 5% kills the launch gate
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
According to Flapen's Amazon United States niche tracking, swim bra is a $233K/yr Amazon United States market (1.5M searches/yr). The top 5 brands hold 32% of demand. Demand peaks in Apr–May–Jun–Jul. Verdict: Worth a look — 64/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **swim bra market data**
- **Units sold / yr**
- **13K–15K**
- avg 0–100/product
- **Revenue / yr**
- **$255K–$305K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#115**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **0.1%**
- **Avg brand age**
- **38 months**
- **Avg seller age**
- **157 days**
## **Competition & brand share**
Clicks spread well past the top 5 (16% combined) — an open shelf where new products get seen.
**Brands**
**46 **▼falling
**Sellers**
**52**
**Top-5 brand share**
**32%**
Top 20: 84%
**Top-5 click share**
**16%**
Top 20: 39%
**Open market**
**62%**
- American Trends7% - Holipick7% - SWIMLANCE6% - OZICERD6% - CRZ YOGA6% - Tempt Me6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +137.0% search growth over the last 90 days.
90K70KSpike '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 17.9×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/swim-bra/trend)
## **Top swim bra search terms**
- **white bikini top**279K/yr+94.3%1.1% conv. - **swim bra**162K/yr+149.3%0.4% conv. - **black bathing suit top**146K/yr+168.9%0.6% conv. - **black swim top**139K/yr+156.9%0.4% conv. - **sports bra swim top**81K/yr+215.7%0.4% conv. - **underwire swim top**63K/yr+209.4%0.0% conv. - **white bathing suit top**76K/yr+151.7%0.6% conv. - **blue bikini top**64K/yr+198.6%0.0% conv. - **pink bikini top**74K/yr+91.0%0.1% conv. - **black swimsuit top**62K/yr+134.4%0.5% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/swim-bra/search-terms)
## **Top swim bra 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%$5K4%$9K6%$14K8%$19K101001K10K 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**Womens Triangle Bikini Top String Push up Padded Halter Bathing Suit Top White S**Zonsaoja**$10.33**4.5★202 rev](https://www.amazon.com/dp/B0CKSCP3JN) [2**Suvimuga Womens Triangle Bikini Top Push up Padded Halter String Bathing Suits Top Black S**Suvimuga**$17.25**4.4★1,681 rev](https://www.amazon.com/dp/B09CGPLRS8) [3**Sucrefas Womens Triangle Halter Bikini Top Adjustable String Removable Padded Swimsuit Bathing Suit Top White S**Sucrefas**$17.06**4.4★399 rev](https://www.amazon.com/dp/B0C7PW2C7W) [4**OZICERD String Bikini Tops for Women Bathing Suit Swim Tops Sexy Triangle Bikini Top Black M**OZICERD**$9.95**4.5★1,454 rev](https://www.amazon.com/dp/B0CTKHLJ2Y) [5**Tempt Me Women Black Sports Bra Bikini Tops Scoop Neck Bathing Suits Top Padded Swim Crop Tops Only M**Tempt Me**$22.55**4.5★902 rev](https://www.amazon.com/dp/B0CDCDYDJB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SWIMLANCE Womens V Neck Triangle Bikini Top Cheeky Swimsuit Adjustable Back Self Tie Spaghetti Straps Bathing Suit(White M)**SWIMLANCE**$16.35**19 rev3mo ago](https://www.amazon.com/dp/B0GTLKHMJT) [**Womens Ruched White Bikini Top Bathing Suit Top Criss Coss Back Adjustable Spaghetti Straps Swimsuit Top S White**SWIMLANCE**$16.65**14 rev3mo ago](https://www.amazon.com/dp/B0GTDW839K) [**Womens Triangle Halter Bikini Tops Self Tie Spaghetti Straps Sexy String Swim Bathing Suit Top(White S)**SWIMLANCE**$9.86**18 rev4mo ago](https://www.amazon.com/dp/B0GR4R5SRT) [**VividHarbor Twist Knot Bikini Top for Women V Neck Push Up Padded Swimsuit Adjustable Straps Bathing Suit Swim Tops Only White**VividHarbor**$23.68**102 rev5mo ago](https://www.amazon.com/dp/B0GJS7JJQ4) [**2026 Fashion Sports Swim Bra Classic Bikini Tops for Women Bathing Suits Top with Padded Crop Swimsuit Black M**American Trends**$17.86**97 rev8mo ago](https://www.amazon.com/dp/B0FXLSXTGK)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Womens Ruched White Bikini Top Bathing Suit Top Criss Coss Back Adjustable Spaghetti Straps Swimsuit Top S White**SWIMLANCE**$16.65**4.3★**▲ 18%**](https://www.amazon.com/dp/B0GTDW839K) [**Vogueric Push Up Bikini Tops for Women Twist Front Criss Cross Tie Back Padded Bathing Suit Tops Only Black Medium**Vogueric**$21.07**4.2★**▲ 18%**](https://www.amazon.com/dp/B0DZTV6RCM) [**SWIMLANCE Womens V Neck Triangle Bikini Top Cheeky Swimsuit Adjustable Back Self Tie Spaghetti Straps Bathing Suit(White M)**SWIMLANCE**$16.35**4.2★**▲ 18%**](https://www.amazon.com/dp/B0GTLKHMJT) [**Womens Triangle Halter Bikini Tops Self Tie Spaghetti Straps Sexy String Swim Bathing Suit Top(White S)**SWIMLANCE**$9.86**4.1★**▲ 16%**](https://www.amazon.com/dp/B0GR4R5SRT) [**VividHarbor Twist Knot Bikini Top for Women V Neck Push Up Padded Swimsuit Adjustable Straps Bathing Suit Swim Tops Only White**VividHarbor**$23.68**4.2★**▲ 16%**](https://www.amazon.com/dp/B0GJS7JJQ4)
**~~View all trending →~~**
## **What buyers say about swim bra**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**30%
*“Fits to size”*
**Comfort-Overall**12%
*“Super comfortable”*
**Quality-Overall**8%
*“The quality seems consistent throughout products”*
**Material Quality**5%
*“Good material”*
**Shape/Style**4%
*“Sexy and flattering style”*
**Color**3%
*“Beautiful Color”*
**Value For Money**3%
*“Worth it”*
**Strap/String Quality**3%
*“Also liked that the straps are adjustable”*
**Soft Feel**2%
*“buttery soft”*
**Advertised Vs Actual Product**2%
*“looks as advertised”*
### **What buyers complain about **
**Size-Overall**32%
*“Runs a little big”*
**Chest Fit**3%
*“Was small in the chest”*
**Quality-Overall**3%
*“I'm familiar with this level of quality so I know that after wearing this top a few times, the bra pad will be useless”*
**Strap/String Quality**3%
*“Straps set too far apart”*
**Material Quality**3%
*“the material is cheap”*
**Advertised Vs Actual Product**3%
*“False advertising”*
**Comfort-Overall**2%
*“not comfy”*
**Color**2%
*“Then the whole bra started loosing color”*
**Shape/Style**2%
*“It makes my shape look a bit odd”*
**Stretchability/Expandability/Elasticity**2%
*“Stretched out in no time”*
### **Top return reasons **
**Size-Overall**52%
**Chest Fit**27%
**Shape/Style**3%
**Length**2%
**Waist Fit**2%
**Advertised Vs Actual Product**2%
**Material Quality**2%
**Color**1%
**Strap/String Quality**1%
**Comfort-Overall**1%
## **Common questions**
- **Is swim bra profitable to sell on Amazon United States?**
- The niche generates $233K/yr across 139 tracked products. 9 of 38 products launched in the last 360 days are still selling. 90-day search growth is +137.0%. Flapen's verdict: Worth a look (64/100).
- **How competitive is the swim bra niche?**
- 46 brands and 52 sellers compete. The top 5 products take 16% of clicks and top 5 brands hold 32% of demand.
- **What do buyers complain about in swim bra?**
- Top complaints mined from reviews: Size-Overall, Chest Fit, Quality-Overall. The return rate is 13.5% — above our launch gate.
- **When does demand for swim bra peak?**
- Demand peaks in Apr–May–Jun–Jul; the busiest month runs 17.9× the quietest.
- **What does it cost to enter the swim bra niche?**
- Listings span $8.40–$31.31; the average listing price is $20.36 (sweet spot $15–$100). The average incumbent carries 1,404 reviews — the moat a new listing must climb.
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