---
title: "Mastectomy Swimsuits — $19K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/mastectomy-swimsuits"
last_updated: "2026-08-12T11:36:47.000Z"
locale: en
meta:
description: "Amazon product research for mastectomy swimsuits: $19K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for mastectomy swimsuits: $19K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Mastectomy Swimsuits — $19K/mo Amazon US Product Research"
---
# **Mastectomy Swimsuits**
**Worth a look**
Shows a fragmented shelf (top 5 take 4% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 43Growth 77Conversion 3Competition 99Returns 0Price range 72Avg price 95Brand share 73Review moat 51Quality gap 77
**Competition**
**Incredible****4%**
top-5 click share — an open shelf
**Avg price**
**Incredible****$37.91**
avg listing price — sweet spot $15–$100
**Growth**
**Great****+65.0%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Great****4.3★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****61%**
top-5 brand share — brands hold most of the demand
**Price range**
**Good****$8.78–$126.26**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,470.43**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$229K**
$229K/yr · 2.4M searches
**Conversion**
**Bad****0.3%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****14.1%**
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%")
## **Is mastectomy swimsuits profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, mastectomy swimsuits is a $229K/yr Amazon United States market (2.4M searches/yr). The top 5 brands hold 61% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 59/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **mastectomy swimsuits market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **6K–8K**
- avg 0–100/product
- **Revenue / yr**
- **$227K–$303K**
- units × avg price
- **Conversion rate**
- **0.3%**
- **Avg BSR**
- **#459**
- **Page quality**
- **0%**
- **Prime**
- **95%**
- **Sponsored**
- **94%**
- **Out of stock**
- **4.1%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **162 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (4% combined) — an open shelf where new products get seen.
**Brands**
**89 **▲rising
**Sellers**
**128**
**Top-5 brand share**
**61%**
Top 20: 89%
**Top-5 click share**
**4%**
Top 20: 12%
**Open market**
**58%**
- CUPSHE14% - Lands' End10% - popvil10% - Holipick3% - MODLILY3% - Herseas3%
## **mastectomy swimsuits demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +65.0% search growth over the last 90 days.
400K300KSpike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 18.3×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/mastectomy-swimsuits/trend)
## **Top mastectomy swimsuits search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **lands end swimsuits women**413K/yr+103.6%0.1% conv. - **cupshe one piece swimsuits women**167K/yr>1,000%0.3% conv. - **popvil**336K/yr-14.5%0.2% conv. - **one shoulder swimsuits for women**224K/yr+81.7%0.2% conv. - **modlily**222K/yr+6.3%0.1% conv. - **plus size swimsuit with tummy control**126K/yr-11.6%0.1% conv. - **one piece swimsuit women with skirt**106K/yr+45.9%0.1% conv. - **swim skirt set**78K/yr+129.1%0.1% conv. - **swim dress with shorts**78K/yr+159.0%0.1% conv. - **popvil swimsuits**83K/yr-7.3%0.3% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/mastectomy-swimsuits/search-terms)
## **Top mastectomy swimsuits products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%1%$2K2%$5K3%$7K4%$9K1101001K10K100K 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**CUPSHE Women One Piece Swimsuit Bathing Suits Stripe Deep V Neck Tummy Control Low Back Adjustable Straps L**CUPSHE**$37.72**4.4★32,524 rev](https://www.amazon.com/dp/B0B9GGBLCD) [2**CUPSHE Womens One Piece Swimsuit Tummy Control Deep V Neck Double Straps Crisscross Back Tie Textured Bathing Suit L Purple Brown**CUPSHE**$39.40**4.4★1,826 rev](https://www.amazon.com/dp/B0D31FSFTY) [3**popvil High Waisted Bikini Sets for Women Tummy Control Swimsuits 3 Piece Bathing Suits Neon Swim Suit with Skirt 2026 Black Purple Large**popvil**$39.53**4.1★489 rev](https://www.amazon.com/dp/B0GMHZQYBM) [4**CUPSHE Womens One Piece Swimsuit Square Neck Cutout Back Tummy Control Adjustable Straps Striped Swimwear L Sage Green**CUPSHE**$37.26**4.4★2,734 rev](https://www.amazon.com/dp/B0CNCK7YBG) [5**CUPSHE Womens One Piece Swimsuit Deep V Neck Keyhole Cutout O Ring Textured Bathing Suit M**CUPSHE**$37.29**4.5★910 rev](https://www.amazon.com/dp/B0DKNV825B)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**MODLILY Womens Double Layer Tankini Bathing Suit Two Piece Swimsuit Moderate Coverage Tank Top with Skirt Blue Stripe**MODLILY**$35.10**29 rev3mo ago](https://www.amazon.com/dp/B0GJRQXWP9) [**popvil High Waisted Bikini Sets for Women 3 Piece Swimsuits Tummy Control Bathing Suits with Skirt Beach Vacation 2026 Black Purple L**popvil**$38.46**70 rev3mo ago](https://www.amazon.com/dp/B0GTFS3LCW) [**popvil High Waisted Bikini Sets for Women Tummy Control Swimsuits 3 Piece Bathing Suits Neon Swim Suit with Skirt 2026 Black Purple Large**popvil**$39.53**489 rev5mo ago](https://www.amazon.com/dp/B0GMHZQYBM) [**Lands End Womens Tugless X-Back One Piece Swimsuit 12 White/Lilac Multi Ditsy Floral**Lands' End**$56.04**12 rev5mo ago](https://www.amazon.com/dp/B0GMF9V7ZC) [**Lands End Womens Tugless X-Back One Piece Swimsuit 10 Black/Egret Lilies**Lands' End**$55.71**8 rev6mo ago](https://www.amazon.com/dp/B0GCG75CWH)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CUPSHE Womens One Piece Swimsuit Square Neck Cutout Back Tummy Control Adjustable Straps Striped Swimwear M Sage Green**CUPSHE**$37.09**4.4★**▲ 18%**](https://www.amazon.com/dp/B0CNCJGGQ8) [**MODLILY Womens Double Layer Tankini Bathing Suit Two Piece Swimsuit Moderate Coverage Tank Top with Skirt Blue Stripe**MODLILY**$35.10**3.0★**▲ 18%**](https://www.amazon.com/dp/B0GJRQXWP9) [**CUPSHE Women One Piece Swimsuit Bathing Suits Stripe Deep V Neck Tummy Control Low Back Adjustable Straps L**CUPSHE**$37.72**4.4★**▲ 17%**](https://www.amazon.com/dp/B0B9GGBLCD) [**CUPSHE Womens One Piece Swimsuit Deep V Neck Keyhole Cutout O Ring Textured Bathing Suit XL**CUPSHE**$37.05**4.5★**▲ 17%**](https://www.amazon.com/dp/B0DKNWVMH4) [**CUPSHE Womens One Piece Swimsuit Deep V Wire Push Up Bathing Suit Tummy Control Retro Slimming Swimwear Ruched M Black**CUPSHE**$39.83**4.3★**▲ 17%**](https://www.amazon.com/dp/B0FJ21KZDG)
**~~View all trending →~~**
## **What reviews say buyers love and hate about mastectomy swimsuits**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**35%
*“Fit as expected”*
**Comfort-Overall**11%
*“Comfortable to wear”*
**Color**8%
*“Colors are beautiful”*
**Shape/Style**8%
*“Really flattering”*
**Quality-Overall**8%
*“Decent quality”*
**Material Quality**4%
*“Great material, comfortable”*
**Value For Money**3%
*“Great deal”*
**Advertised Vs Actual Product**2%
*“Exactly as pictured”*
**Soft Feel**2%
*“Extremely soft”*
**Strap/String Quality**1%
*“Adjustable straps”*
### **What buyers complain about **
**Size-Overall**30%
*“Shorts are too short”*
**Color**5%
*“Color was off”*
**Chest Fit**4%
*“Small in the chest”*
**Shape/Style**3%
*“Not flattering”*
**Quality-Overall**3%
*“Not well made”*
**Material Quality**2%
*“Poor quality material”*
**Strap/String Quality**2%
*“No adjustable straps”*
**Comfort-Overall**2%
*“Not comfortable”*
**Waist Fit**2%
*“my waist size is bigger”*
**Advertised Vs Actual Product**1%
*“Not as shown”*
### **Top return reasons **
**Size-Overall**50%
**Chest Fit**15%
**Length**7%
**Waist Fit**6%
**Shape/Style**5%
**Hip Fit**4%
**Color**2%
**Material Quality**2%
**Advertised Vs Actual Product**2%
**Feet Fit**1%
## **Common mastectomy swimsuits questions**
- **Is mastectomy swimsuits profitable to sell on Amazon United States?**
- The niche generates $229K/yr across 803 tracked products. 161 of 403 products launched in the last 360 days are still selling. 90-day search growth is +65.0%. Flapen's verdict: Worth a look (59/100).
- **How competitive is the mastectomy swimsuits niche?**
- 89 brands and 128 sellers compete. The top 5 products take 4% of clicks and top 5 brands hold 61% of demand.
- **What do buyers complain about in mastectomy swimsuits?**
- Top complaints mined from reviews: Size-Overall, Color, Chest Fit. The return rate is 14.1% — above our launch gate.
- **When does demand for mastectomy swimsuits peak?**
- Demand peaks in May–Jun–Jul; the busiest month runs 18.3× the quietest.
- **What does it cost to enter the mastectomy swimsuits niche?**
- Listings span $8.78–$126.26; the average listing price is $37.91 (sweet spot $15–$100). The average incumbent carries 1,470 reviews — the moat a new listing must climb.
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