---
title: "Black Bikini Top — $373K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/black-bikini-top"
last_updated: "2026-08-09T19:09:20.747Z"
locale: en
meta:
description: "Niche score 66/100 · $373K/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 66/100 · $373K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Black Bikini Top — $373K/yr Amazon US Niche (2026) - Flapen"
---
# **black bikini top**
**Worth a look**
Shows demand growing +135.2% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 54Growth 96Conversion 6Competition 96Returns 0Price range 81Avg price 91Brand share 95Review moat 66Quality gap 67
**Growth**
**Incredible****+135.2%**
90-day search growth — must beat 0% to launch
**Competition**
**Incredible****15%**
top-5 click share — an open shelf
**Brand share**
**Incredible****37%**
top-5 brand share — no brand owns this niche
**Avg price**
**Great****$21.51**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.92–$39.78**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Good****875.89**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****$373K**
$373K/yr · 3.9M searches
**Conversion**
**Bad****0.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****12.8%**
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, black bikini top is a $373K/yr Amazon United States market (3.9M searches/yr). The top 5 brands hold 37% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 66/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black bikini top market data**
- **Units sold / yr**
- **20K–25K**
- avg 100–250/product
- **Revenue / yr**
- **$430K–$538K**
- units × avg price
- **Conversion rate**
- **0.4%**
- **Avg BSR**
- **#67**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **97%**
- **Out of stock**
- **0.7%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **156 days**
## **Competition & brand share**
Clicks spread well past the top 5 (15% combined) — an open shelf where new products get seen.
**Brands**
**47 **▼falling
**Sellers**
**54**
**Top-5 brand share**
**37%**
Top 20: 81%
**Top-5 click share**
**15%**
Top 20: 37%
**Open market**
**58%**
- Holipick11% - Yonique8% - Aqua Eve7% - Amazon Essentials7% - Daci5% - American Trends5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +135.2% search growth over the last 90 days.
200K150KSpike '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 9.4×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/black-bikini-top/trend)
## **Top black bikini top search terms**
- **swim tops women**492K/yr+136.8%0.1% conv. - **black bikini top**555K/yr+117.1%0.9% conv. - **womens swim tops**403K/yr+152.7%0.1% conv. - **swim top**369K/yr+151.0%0.1% conv. - **bikini tops for women large bust**183K/yr+123.6%0.1% conv. - **swim tops**188K/yr+116.3%0.1% conv. - **womens swim top**172K/yr+149.5%0.2% conv. - **swim bra**162K/yr+149.3%0.3% conv. - **swim tops women top only**241K/yr+81.5%0.1% conv. - **black bathing suit top**146K/yr+168.9%0.6% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/black-bikini-top/search-terms)
## **Top black bikini top 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%$7K4%$15K6%$22K8%$30K1001K10K 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**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) [2**Daci Black Tankini Tops for Women High Neck Swim Top Tummy Control Bathing Suit Top Modest Swim Tank Top No Bottom L**Daci**$26.16**4.4★1,734 rev](https://www.amazon.com/dp/B0D2D429S7) [3**Holipick Black Twist Front Bikini Tops for Women - Push Up Bathing Suit Top Padded Swimsuit Top M**Holipick**$19.62**4.6★904 rev](https://www.amazon.com/dp/B0CRRBZ34C) [4**Aqua Eve Women Underwire Bikini Top - Push Up Swimsuit Top Bra Padded Bathing Suit 2025 Twist Front Swimwear Black L**Aqua Eve**$24.08**4.4★1,425 rev](https://www.amazon.com/dp/B0DBQ6RBCH) [5**Holipick Black Womens Sports Bra Bikini Tops Racerback Swim Top Scoop Neck Bathing Suits Top Modest Padded Crop Tops Swimsuit Only**Holipick**$24.10**4.4★487 rev](https://www.amazon.com/dp/B0D2J1FJQ3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**VividHarbor Twist Knot Bikini Top for Women V Neck Push Up Padded Swimsuit Adjustable Straps Bathing Suit Swim Tops Only Black**VividHarbor**$20.28**102 rev7mo ago](https://www.amazon.com/dp/B0G657HLC9) [**G Gradual Tankini Tops for Women High Neck Swimsuits Swim Top Modest Bathing Suit Swimwear Tank Top only No Bottom(Black L)**G Gradual**$24.28**327 rev1y ago](https://www.amazon.com/dp/B0F5Q59MJ7) [**Womens Flowy Tankini Tops Only - Modest Bathing Suit Loose Fit Swimsuit Swim Tops No Bottom 2025 (Available in Plus) Black**Talisea**$25.86**1,611 rev1y ago](https://www.amazon.com/dp/B0DQ1CDNXQ) [**Summer Mae Blouson Tankini Swimsuits for Women 2026 Tummy Control Two Piece Bathing Suits with Sporty Pockets Swim Shorts Coconut Tree on The Sea Size 12**Summer Mae**$39.78**4,211 rev1y ago](https://www.amazon.com/dp/B0DQDBXV3H) [**Sports Swim Bra Black Bikini Top Classic Black Swim Top with Padded Crop Swimsuit Top Only Black M**American Trends**$19.51**197 rev1y ago](https://www.amazon.com/dp/B0DNPZKW13)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Sports Swim Bra Black Bikini Top Classic Black Swim Top with Padded Crop Swimsuit Top Only Black M**American Trends**$19.51**4.3★**▲ 11%**](https://www.amazon.com/dp/B0DNPZKW13) [**VividHarbor Twist Knot Bikini Top for Women V Neck Push Up Padded Swimsuit Adjustable Straps Bathing Suit Swim Tops Only Black**VividHarbor**$20.28**4.2★**— 10%**](https://www.amazon.com/dp/B0G657HLC9) [**Holipick Black Womens Sports Bra Bikini Tops Racerback Swim Top Scoop Neck Bathing Suits Top Modest Padded Crop Tops Swimsuit Only**Holipick**$24.10**4.4★**— 9%**](https://www.amazon.com/dp/B0D2J1FJQ3) [**Yonique Women Bikini Top Only - Supportive Swim Tops Large Bust Swimsuit 2025 Cut Out Twist Bathing Suit Black M**Yonique**$24.00**4.3★**— 7%**](https://www.amazon.com/dp/B0DJXSFXS2) [**Daci Black Tankini Tops for Women High Neck Swim Top Tummy Control Bathing Suit Top Modest Swim Tank Top No Bottom L**Daci**$26.16**4.4★**— 5%**](https://www.amazon.com/dp/B0D2D429S7)
**~~View all trending →~~**
## **What buyers say about black bikini top**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**36%
*“Fits as expected”*
**Comfort-Overall**9%
*“otherwise comfy and easy to wear”*
**Quality-Overall**7%
*“The solid quality which is not flimsy at all”*
**Color**7%
*“Beautiful Color”*
**Shape/Style**4%
*“Flattering style”*
**Material Quality**4%
*“soft comfortable material”*
**Advertised Vs Actual Product**2%
*“Fits exactly as shown”*
**Strap/String Quality**2%
*“the straps are adjustable”*
**Chest Fit**2%
*“Very flattering and sufficient enough support for larger chest size”*
**Value For Money**2%
*“Reasonably priced”*
### **What buyers complain about **
**Size-Overall**32%
*“Fits poorly”*
**Chest Fit**4%
*“Bigger chest”*
**Material Quality**3%
*“Thin material”*
**Advertised Vs Actual Product**3%
*“PHOTO AND THE ITEM DONT MATCH”*
**Color**3%
*“The solid teal color because discolored pretty quickly”*
**Strap/String Quality**2%
*“the straps are just in the strangest place”*
**Shape/Style**2%
*“Not enough shape”*
**Water Resistance**1%
*“meaning it does not absorb massive amounts of water and become heavy, saggy, or waterlogged when completely submerged”*
**Thickness**1%
*“The material is thicker than I expected”*
**Functionality-Overall**1%
*“it didn't work”*
### **Top return reasons **
**Size-Overall**48%
**Chest Fit**29%
**Length**3%
**Waist Fit**3%
**Shape/Style**3%
**Advertised Vs Actual Product**2%
**Material Quality**2%
**Color**1%
**Hip Fit**1%
**Comfort-Overall**1%
## **Common questions**
- **Is black bikini top profitable to sell on Amazon United States?**
- The niche generates $373K/yr across 158 tracked products. 21 of 53 products launched in the last 360 days are still selling. 90-day search growth is +135.2%. Flapen's verdict: Worth a look (66/100).
- **How competitive is the black bikini top niche?**
- 47 brands and 54 sellers compete. The top 5 products take 15% of clicks and top 5 brands hold 37% of demand.
- **What do buyers complain about in black bikini top?**
- Top complaints mined from reviews: Size-Overall, Chest Fit, Material Quality. The return rate is 12.8% — above our launch gate.
- **When does demand for black bikini top peak?**
- Demand peaks in May–Jun–Jul–Aug; the busiest month runs 9.4× the quietest.
- **What does it cost to enter the black bikini top niche?**
- Listings span $9.92–$39.78; the average listing price is $21.51 (sweet spot $15–$100). The average incumbent carries 876 reviews — the moat a new listing must climb.
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