---
title: "Black Bikini — $769K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/black-bikini"
last_updated: "2026-08-09T17:55:18.693Z"
locale: en
meta:
description: "Niche score 66/100 · $769K/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 · $769K/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 — $769K/yr Amazon US Niche (2026) - Flapen"
---
# **black bikini**
**Worth a look**
Shows no brand lock-in (top 5 brands take 34% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 71Growth 83Conversion 5Competition 95Returns 0Price range 77Avg price 94Brand share 96Review moat 48Quality gap 76
**Brand share**
**Incredible****34%**
top-5 brand share — no brand owns this niche
**Competition**
**Incredible****18%**
top-5 click share — an open shelf
**Avg price**
**Great****$22.58**
avg listing price — sweet spot $15–$100
**Growth**
**Great****+80.2%**
90-day search growth — must beat 0% to launch
**Price range**
**Great****$8.98–$35.80**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$769K**
$769K/yr · 9.2M searches
**Review moat**
**Okay****1,700.59**
avg incumbent reviews — the moat a new listing must climb
**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**[** 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 is a $769K/yr Amazon United States market (9.2M searches/yr). The top 5 brands hold 34% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 66/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black bikini market data**
- **Units sold / yr**
- **30K–40K**
- avg 250–500/product
- **Revenue / yr**
- **$677K–$903K**
- units × avg price
- **Conversion rate**
- **0.4%**
- **Avg BSR**
- **#91**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **94%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **40 months**
- **Avg seller age**
- **157 days**
## **Competition & brand share**
Clicks spread well past the top 5 (18% combined) — an open shelf where new products get seen.
**Brands**
**47 **▼falling
**Sellers**
**53**
**Top-5 brand share**
**34%**
Top 20: 78%
**Top-5 click share**
**18%**
Top 20: 41%
**Open market**
**62%**
- Suvimuga12% - Tainehs6% - Sucrefas6% - OZICERD5% - CUPSHE4% - Amazon Essentials4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +80.2% search growth over the last 90 days.
450K350KSpike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 7.5×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/black-bikini/trend)
## **Top black bikini search terms**
- **bikini top**1.6M/yr+104.7%0.1% conv. - **thong bikini**841K/yr+71.0%0.1% conv. - **bikini tops for women**694K/yr+120.1%0.1% conv. - **black bikini**804K/yr+75.3%0.4% conv. - **thong bikini sets for women**530K/yr+46.1%0.1% conv. - **blue bikini**362K/yr+195.7%0.1% conv. - **triangle bikini**469K/yr+45.5%0.1% conv. - **bikini tops**415K/yr+65.7%0.1% conv. - **polka dot bikini**396K/yr+45.1%0.1% conv. - **string bikini**435K/yr+49.9%0.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/black-bikini/search-terms)
## **Top black bikini 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%$15K4%$31K6%$46K8%$62K101001K10K100K 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**Women Two Piece Swimsuit Sexy Swimwear Halter String Triangle Bikini Sets Black M**Suvimuga**$23.58**4.4★13,467 rev](https://www.amazon.com/dp/B088FNMN1Y) [2**Sucrefas Womens Thong String Bikini Set Sexy Brazilian Cheeky Two Piece Triangle Halter Swimsuit Bathing Suits Leopard S**Sucrefas**$22.31**4.4★691 rev](https://www.amazon.com/dp/B0B9411W9V) [3**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) [4**OZICERD String Bikini Tops for Women Bathing Suit Swim Tops Sexy Triangle Bikini Top Black L**OZICERD**$9.97**4.5★1,454 rev](https://www.amazon.com/dp/B0CTKKXV4L) [5**Zuvebamyo Womens Two Piece Bikini Swimsuit Sexy Ribbed Triangle Top Bathing Suits String Cheeky Bikini Sets Black S**Zuvebamyo**$20.80**4.3★1,523 rev](https://www.amazon.com/dp/B0B4WKKFKT)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**swimall Womens Thong Bikini Sets String Halter Two Piece Triangle Swimsuit Cute Brazilian Bathing Suit - Navy Blue- 604 - Medium**swimall**$29.91**57 rev4mo ago](https://www.amazon.com/dp/B0GQ9C7CXY) [**Twist Front Crisscross Back Bikini Top V Neck Self Tie Padded Swimsuit Bathing Suit Tops Only for Women Yellow Floral**Amy Babe**$21.70**107 rev7mo ago](https://www.amazon.com/dp/B0G6TPSSV7) [**VividHarbor Twist Knot Bikini Top for Women V Neck Push Up Padded Swimsuit Adjustable Straps Bathing Suit Swim Tops Only Olive**VividHarbor**$20.45**102 rev7mo ago](https://www.amazon.com/dp/B0G65GYMQC) [**SUUKSESS Women Sexy Thong String Two Piece Bikini Sets Triangle Cheeky Halter Swimsuits Color Block Bathing Suits(Dark Brown M)**SUUKSESS**$25.68**646 rev1y ago](https://www.amazon.com/dp/B0FGD3VS91) [**ZAFUL Womens Underwire Bikini Top Push Up Bathing Suit Tops Padded Large Bust Swimsuits Tops Only 2025 Coffee**ZAFUL**$21.52**149 rev1y ago](https://www.amazon.com/dp/B0F43S8TGK)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Holipick Black Twist Front Bikini Tops for Women - Push Up Bathing Suit Top Padded Swimsuit Top M**Holipick**$19.62**4.6★**▲ 17%**](https://www.amazon.com/dp/B0CRRBZ34C) [**swimall Womens Thong Bikini Sets String Halter Two Piece Triangle Swimsuit Cute Brazilian Bathing Suit - Navy Blue- 604 - Medium**swimall**$29.91**4.4★**▲ 17%**](https://www.amazon.com/dp/B0GQ9C7CXY) [**Yonique Women Bikini Top Only - Supportive Swim Tops Large Bust Swimsuit 2025 Cut Out Twist Bathing Suit Black M**Yonique**$24.00**4.3★**▲ 17%**](https://www.amazon.com/dp/B0DJXSFXS2) [**SUUKSESS Women Sexy Thong String Two Piece Bikini Sets Triangle Cheeky Halter Swimsuits Color Block Bathing Suits(Dark Brown M)**SUUKSESS**$25.68**4.2★**▲ 15%**](https://www.amazon.com/dp/B0FGD3VS91) [**CUPSHE Womens Bikini Top V Neck Triangle Top Wide Straps Cross Back Lace up M Black**CUPSHE**$22.78**4.3★**▲ 15%**](https://www.amazon.com/dp/B0DQTY8T6M)
**~~View all trending →~~**
## **What buyers say about black bikini**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**32%
*“Fit well”*
**Quality-Overall**10%
*“So cute AND well-made”*
**Shape/Style**7%
*“Very flattering”*
**Comfort-Overall**7%
*“Supportive and comfortable”*
**Color**7%
*“Cute color”*
**Material Quality**6%
*“the material is soft”*
**Value For Money**4%
*“Its a good bikini top for the price”*
**Advertised Vs Actual Product**3%
*“Fits exactly as shown”*
**Strap/String Quality**2%
*“I love the adjustable straps”*
**Adjustability/Rotatability/Reclining**2%
*“Lots of adjustability”*
### **What buyers complain about **
**Size-Overall**29%
*“Too small”*
**Quality-Overall**6%
*“Cheap quality”*
**Chest Fit**4%
*“The bust band is so tight”*
**Material Quality**3%
*“cheap material”*
**Strap/String Quality**3%
*“the strap's adjustable sliders did not stay in place”*
**Advertised Vs Actual Product**3%
*“Not as advertised”*
**Color**3%
*“will lose color after the first use”*
**Stitch/Finish/Polish**2%
*“the seams on the side were weird”*
**Shape/Style**2%
*“Wrong top style”*
**Waist Fit**2%
*“Theres hardly any lower tummy coverage as the cut of the bottoms is a lot lower than anticipated”*
### **Top return reasons **
**Size-Overall**45%
**Chest Fit**29%
**Hip Fit**4%
**Waist Fit**3%
**Shape/Style**3%
**Advertised Vs Actual Product**2%
**Material Quality**2%
**Feet Fit**2%
**Length**1%
**Color**1%
## **Common questions**
- **Is black bikini profitable to sell on Amazon United States?**
- The niche generates $769K/yr across 123 tracked products. 11 of 29 products launched in the last 360 days are still selling. 90-day search growth is +80.2%. Flapen's verdict: Worth a look (66/100).
- **How competitive is the black bikini niche?**
- 47 brands and 53 sellers compete. The top 5 products take 18% of clicks and top 5 brands hold 34% of demand.
- **What do buyers complain about in black bikini?**
- Top complaints mined from reviews: Size-Overall, Quality-Overall, Chest Fit. The return rate is 12.8% — above our launch gate.
- **When does demand for black bikini peak?**
- Demand peaks in May–Jun–Jul; the busiest month runs 7.5× the quietest.
- **What does it cost to enter the black bikini niche?**
- Listings span $8.98–$35.80; the average listing price is $22.58 (sweet spot $15–$100). The average incumbent carries 1,701 reviews — the moat a new listing must climb.
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