---
title: "Tankini Bottoms — $28K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/tankini-bottoms"
last_updated: "2026-08-09T22:17:36.733Z"
locale: en
meta:
description: "Niche score 54/100 · $28K/yr market · 166K searches/yr · $19.11 avg price. High returns (14.4%) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $28K/yr market · 166K searches/yr · $19.11 avg price. High returns (14.4%) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Tankini Bottoms — $28K/yr Amazon US Niche (2026) - Flapen"
---
# **tankini bottoms**
**Worth a look**
Shows a fragmented shelf (top 5 take 20% of clicks), but high returns (14.4%) keeps it on the watch list.
Market size 7Growth 90Conversion 11Competition 95Returns 0Price range 85Avg price 85Brand share 83Review moat 47Quality gap 52
**Competition**
**Great****20%**
top-5 click share — an open shelf
**Growth**
**Great****+98.4%**
90-day search growth — must beat 0% to launch
**Avg price**
**Great****$19.11**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$10.66–$45.56**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Great****52%**
top-5 brand share — no brand owns this niche
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****1,771.68**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****0.9%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$28K**
$28K/yr · 166K searches
**Returns**
**Bad****14.4%**
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, tankini bottoms is a $28K/yr Amazon United States market (166K searches/yr). The top 5 brands hold 52% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 54/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **tankini bottoms market data**
- **Units sold / yr**
- **2K–3K**
- avg 0–100/product
- **Revenue / yr**
- **$38K–$48K**
- units × avg price
- **Conversion rate**
- **0.9%**
- **Avg BSR**
- **#169**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **98%**
- **Out of stock**
- **0.8%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **166 days**
## **Competition & brand share**
Clicks spread well past the top 5 (20% combined) — an open shelf where new products get seen.
**Brands**
**32 **▼falling
**Sellers**
**37**
**Top-5 brand share**
**52%**
Top 20: 95%
**Top-5 click share**
**20%**
Top 20: 51%
**Open market**
**41%**
- Tempt Me16% - SANTINY10% - Yonique10% - Dipinon9% - Amazon Essentials7% - Daci7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +98.4% search growth over the last 90 days.
35K25KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 13.8×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/tankini-bottoms/trend)
## **Top tankini bottoms search terms**
- **tankini bottoms for women**52K/yr+86.8%0.9% conv. - **tankini bottoms**35K/yr+117.1%0.7% conv. - **tankini bottoms for women tummy control**9K/yr+175.7%0.8% conv. - **daci swim bottoms for women**6K/yr+139.7%0.7% conv. - **womens tankini bottoms**9K/yr+88.4%0.6% conv. - **tankini bottom**7K/yr+93.1%0.6% conv. - **younique swim bottoms**4K/yr+287.1%0.3% conv. - **modest swim bottoms for women**5K/yr+154.3%0.2% conv. - **ladies bathing suit bottoms**6K/yr+105.0%0.6% conv. - **tankini bottoms only**7K/yr-2.7%0.6% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/tankini-bottoms/search-terms)
## **Top tankini bottoms 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%$5644%$1K6%$2K8%$2K1001K10K 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**Yonique Womens Swim Shorts Solid Tankini Bottoms Swimsuit Bottoms(Available in Plus) Black L**Yonique**$17.99**4.4★4,617 rev](https://www.amazon.com/dp/B07ZSB6GGT) [2**Amazon Essentials Womens AEWS1289SS23 Washed Black XXL**Amazon Essentials**$11.63**4.4★673 rev](https://www.amazon.com/dp/B0B9SGW8BY) [3**Tempt Me Womens Black High Waisted Bikini Bottom Tummy Control Ruched Bathing Suit Swim Bottom L**Tempt Me**$22.63**4.4★1,874 rev](https://www.amazon.com/dp/B0BGRFJN4S) [4**Tempt Me Womens High Waisted Swimsuit Bottom Black Tummy Control Ruched Bikini Bottom Vintage Swim Bottom Tankini Briefs L**Tempt Me**$20.84**4.4★5,859 rev](https://www.amazon.com/dp/B07XFM79HV) [5**Bellecarrie Womens High Waisted Bikini Bottoms Full Coverage Tankini Swimsuit Bottoms Swim Dance Briefs (Black L)**Bellecarrie**$17.69**4.4★1,247 rev](https://www.amazon.com/dp/B091PMFJFP)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**G Gradual Womens High Waisted Bikini Bottoms Tummy Control Swim Bottom Full Coverage Bathing Suit Swimsuit Bottoms for Women(Black M)**G Gradual**$20.62**114 rev5mo ago](https://www.amazon.com/dp/B0G6CZ728P) [**SANTINY Womens Swim Skirt with Pocket Scalloped Hem High Waist Tankini Swimsuit Tummy Control Bathing Suit Bottoms for Women (Navy_XL)**SANTINY**$21.32**135 rev7mo ago](https://www.amazon.com/dp/B0G2Q7CLG1) [**Blooming Jelly Womens High Waisted Bikini Bottoms Tummy Control Swim Bottom Ruched Full Coverage Retro Swimwear(Black Medium)**Blooming Jelly**$16.72**160 rev7mo ago](https://www.amazon.com/dp/B0FXGRH3WF) [**Daci Black Women Mid Waist Bikini Bottoms - Full Coverage Swim Bathing Suit Bottom Side Tied Swimsuit Bottoms S**Daci**$17.57**741 rev1y ago](https://www.amazon.com/dp/B0DCW2LC9P) [**Tempt Me Womens Swim Shorts High Waisted Swimsuit Shorts Black Adjustable Ruched Side Boyshorts Tummy Control Bathing Suit Bottom L**Tempt Me**$19.87**314 rev2y ago](https://www.amazon.com/dp/B0D4TMT9PG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Amazon Essentials Womens AEWS1289SS23 Washed Black XXL**Amazon Essentials**$11.63**4.4★**▲ 26%**](https://www.amazon.com/dp/B0B9SGW8BY) [**Bellecarrie Womens High Waisted Bikini Bottoms Full Coverage Tankini Swimsuit Bottoms Swim Dance Briefs (Black L)**Bellecarrie**$17.69**4.4★**▲ 25%**](https://www.amazon.com/dp/B091PMFJFP) [**SANTINY Womens Swim Skirt with Pocket Scalloped Hem High Waist Tankini Swimsuit Tummy Control Bathing Suit Bottoms for Women (Navy_XL)**SANTINY**$21.32**4.5★**▲ 24%**](https://www.amazon.com/dp/B0G2Q7CLG1) [**G Gradual Womens High Waisted Bikini Bottoms Tummy Control Swim Bottom Full Coverage Bathing Suit Swimsuit Bottoms for Women(Black M)**G Gradual**$20.62**4.3★**▲ 15%**](https://www.amazon.com/dp/B0G6CZ728P) [**Dipinon Womens Black High Waisted Bikini Bottom Full Coverage Bathing Suit Swim Bottoms Tummy Control Swimsuit Shorts L**Dipinon**$11.56**4.5★**▲ 14%**](https://www.amazon.com/dp/B0CS353V9C)
**~~View all trending →~~**
## **What buyers say about tankini bottoms**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**47%
*“fit as expected”*
**Comfort-Overall**13%
*“So comfortable”*
**Quality-Overall**9%
*“The quality feels solid”*
**Shape/Style**4%
*“Comfort and style”*
**Material Quality**4%
*“Material is super comfortable”*
**Value For Money**3%
*“Worth It”*
**Advertised Vs Actual Product**3%
*“Exactly as advertised”*
**Color**2%
*“Color is accurate”*
**Pockets/Compartments**2%
*“Love the pockets”*
**Exercise/Sports Suitability**2%
*“Great swim shorts”*
### **What buyers complain about **
**Size-Overall**36%
*“Too big”*
**Stretchability/Expandability/Elasticity**3%
*“Too Stretchy”*
**Waist Fit**3%
*“Waist was much higher than expected”*
**Material Quality**3%
*“Cheap material and not the best sewing”*
**Quality-Overall**3%
*“they look so cheap”*
**Shape/Style**2%
*“Doesn't hold shape”*
**Thigh Fit**2%
*“tight in the legs”*
**Color**2%
*“The color is not a navy blue”*
**Chest Fit**2%
*“the chest fit very funny”*
**Length**2%
*“Tourneys short”*
### **Top return reasons **
**Size-Overall**48%
**Waist Fit**17%
**Length**7%
**Hip Fit**7%
**Chest Fit**4%
**Shape/Style**4%
**Advertised Vs Actual Product**2%
**Material Quality**2%
**Thigh Fit**2%
**Waist High**1%
## **Common questions**
- **Is tankini bottoms profitable to sell on Amazon United States?**
- The niche generates $28K/yr across 110 tracked products. 11 of 19 products launched in the last 360 days are still selling. 90-day search growth is +98.4%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the tankini bottoms niche?**
- 32 brands and 37 sellers compete. The top 5 products take 20% of clicks and top 5 brands hold 52% of demand.
- **What do buyers complain about in tankini bottoms?**
- Top complaints mined from reviews: Size-Overall, Stretchability/Expandability/Elasticity, Waist Fit. The return rate is 14.4% — above our launch gate.
- **When does demand for tankini bottoms peak?**
- Demand peaks in May–Jun–Jul; the busiest month runs 13.8× the quietest.
- **What does it cost to enter the tankini bottoms niche?**
- Listings span $10.66–$45.56; the average listing price is $19.11 (sweet spot $15–$100). The average incumbent carries 1,772 reviews — the moat a new listing must climb.
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