---
title: "Swim Romper — $95K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/swim-romper"
last_updated: "2026-08-10T05:30:54.820Z"
locale: en
meta:
description: "Niche score 58/100 · $95K/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 58/100 · $95K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Swim Romper — $95K/yr Amazon US Niche (2026) - Flapen"
---
# **swim romper**
**Worth a look**
Shows a fragmented shelf (top 5 take 14% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 24Growth 95Conversion 3Competition 96Returns 0Price range 95Avg price 95Brand share 49Review moat 70Quality gap 73
**Competition**
**Incredible****14%**
top-5 click share — an open shelf
**Growth**
**Incredible****+113.9%**
90-day search growth — must beat 0% to launch
**Avg price**
**Incredible****$33.52**
avg listing price — sweet spot $15–$100
**Price range**
**Incredible****$17.09–$46.07**
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****692.34**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****75%**
top-5 brand share — brands hold most of the demand
**Market size**
**Bad****$95K**
$95K/yr · 1.3M searches
**Conversion**
**Bad****0.2%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Bad****13.9%**
return rate — above 5% kills the launch gate
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** 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 romper is a $95K/yr Amazon United States market (1.3M searches/yr). The top 5 brands hold 75% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 58/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **swim romper market data**
- **Units sold / yr**
- **3K–4K**
- avg 0–100/product
- **Revenue / yr**
- **$101K–$134K**
- units × avg price
- **Conversion rate**
- **0.2%**
- **Avg BSR**
- **#708**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **98%**
- **Out of stock**
- **2.8%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **164 days**
## **Competition & brand share**
Clicks spread well past the top 5 (14% combined) — an open shelf where new products get seen.
**Brands**
**28 **▲rising
**Sellers**
**38**
**Top-5 brand share**
**75%**
Top 20: 98%
**Top-5 click share**
**14%**
Top 20: 37%
**Open market**
**21%**
- Smismivo26% - Tempt Me25% - Summer Mae9% - Charmo8% - Arolina7% - Maxine of Hollywood4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +113.9% search growth over the last 90 days.
125K75KHoliday '24Spike '25Black Friday '25Holiday '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 14.2×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/swim-romper/trend)
## **Top swim romper search terms**
- **swim rompers for women**229K/yr+88.1%0.2% conv. - **romper swimsuits for women**193K/yr+131.0%0.2% conv. - **swim romper**194K/yr+111.7%0.1% conv. - **romper swimsuit**83K/yr+69.7%0.1% conv. - **swimsuit romper**56K/yr+168.6%0.1% conv. - **womens swim romper**57K/yr+129.7%0.2% conv. - **one piece swimsuit with shorts**52K/yr+154.3%0.1% conv. - **swimsuit romper for women**51K/yr+146.4%0.2% conv. - **romper bathing suit for women**52K/yr+115.8%0.2% conv. - **plus size swim romper**45K/yr+145.3%0.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/swim-romper/search-terms)
## **Top swim romper 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%1%$9482%$2K3%$3K4%$4K1101001K 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**Tempt Me Neon Color Block Black Romper One Piece Swimsuits with Short - Women Boyleg with Pockets Bathing Suit Modest Swimwear L**Tempt Me**$39.37**4.3★725 rev](https://www.amazon.com/dp/B0FD9G4XXC) [2**Tempt Me Romper Swimsuits - Women One Piece Bathing Suit with Shorts Boyleg Swimwear with Pockets 2026 Black M**Tempt Me**$36.83**4.0★62 rev](https://www.amazon.com/dp/B0FBWYZV81) [3**Smismivo Swim Rompers for Women Tummy Control Swimsuits with Shorts Modest One Piece Slimming Long Torso Bathing Suits Built in Bra and Pockets Full Coverage Swim Dress Swimwear 2026 Black**Smismivo**$34.19**4.5★195 rev](https://www.amazon.com/dp/B0FB3D5LK2) [4**Charmo Scalloped Swim Romper One Piece Swimsuit for Women Tummy Control Bathing Suit Cute Swim Suit with Shorts Black S**Charmo**$36.39**4.7★93 rev](https://www.amazon.com/dp/B0G7DQYHN1) [5**Smismivo Swim Romper with Built in Bra and Pockets Swim Dress for Women Swimwear Modest One Piece Swimsuit with Shorts Ruffle Sleeve Full Coverage Bathing Suit Swimming Suits 2025 (GreenPattern)**Smismivo**$37.33**4.3★402 rev](https://www.amazon.com/dp/B0F9WWH6SB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Daci Black Romper Swimsuits for Women - Modest One Piece Swim Romper Casual Bathing Suit with Pockets M**Daci**$30.72**6 rev2mo ago](https://www.amazon.com/dp/B0GSRC1BZX) [**Charmo Scalloped Swim Romper One Piece Swimsuit for Women Tummy Control Bathing Suit Cute Swim Suit with Shorts Black S**Charmo**$36.39**93 rev6mo ago](https://www.amazon.com/dp/B0G7DQYHN1) [**Charmo Cute Romper Swimsuit for Women Tummy Control One Piece Bathing Suit Modest Swimsuit with Shorts Swimwear Black M**Charmo**$36.30**93 rev6mo ago](https://www.amazon.com/dp/B0G7DZ1XKC) [**Charmo Womens Romper Swimsuits 2026 Tummy Control One Piece Swimsuit with Shorts Slimming Swimwear for Women Black M**Charmo**$26.72**69 rev6mo ago](https://www.amazon.com/dp/B0G38ZW2WL) [**Arolina Swim Romper Swimsuits for Women Plus Size One Piece Modest Bathing Suit with Pockets Swimwear Blue Leaves**Arolina**$35.31**302 rev6mo ago](https://www.amazon.com/dp/B0G3PPLF5P)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Daci Black Romper Swimsuits for Women - Modest One Piece Swim Romper Casual Bathing Suit with Pockets M**Daci**$30.72**4.4★**▲ 15%**](https://www.amazon.com/dp/B0GSRC1BZX) [**Smismivo Swim Romper with Built in Bra and Pockets Swim Dress for Women Swimwear Modest One Piece Swimsuit with Shorts Ruffle Sleeve Full Coverage Bathing Suit Swimming Suits 2025 (GreenPattern)**Smismivo**$37.33**4.3★**▲ 14%**](https://www.amazon.com/dp/B0F9WWH6SB) [**Charmo Scalloped Swim Romper One Piece Swimsuit for Women Tummy Control Bathing Suit Cute Swim Suit with Shorts Black S**Charmo**$36.39**4.7★**▲ 13%**](https://www.amazon.com/dp/B0G7DQYHN1) [**Summer Mae Plus Size Swim Romper Women One Piece Swimsuit Blouson Bathing Suit with Pockets 2026 Modest Swimwear Purplish Red 18 Plus**Summer Mae**$39.68**4.3★**▲ 12%**](https://www.amazon.com/dp/B0FMJPHB5Q) [**Charmo Womens Romper Swimsuits 2026 Tummy Control One Piece Swimsuit with Shorts Slimming Swimwear for Women Black M**Charmo**$26.72**4.1★**▲ 12%**](https://www.amazon.com/dp/B0G38ZW2WL)
**~~View all trending →~~**
## **What buyers say about swim romper**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**32%
*“Flattering Fit”*
**Comfort-Overall**18%
*“Extremely comfortable”*
**Shape/Style**9%
*“Cute style”*
**Quality-Overall**6%
*“well-made”*
**Pockets/Compartments**5%
*“The pockets are a convenient”*
**Color**4%
*“The color is pretty”*
**Material Quality**3%
*“The material is beautiful”*
**Value For Money**2%
*“Great value”*
**Design-Overall**2%
*“The design is cute”*
**Exercise/Sports Suitability**2%
*“Great for swimming”*
### **What buyers complain about **
**Size-Overall**33%
*“much larger”*
**Color**3%
*“Dye Bled”*
**Shape/Style**3%
*“Isnt very flattering on me”*
**Weight Heavy**3%
*“It was honestly a bit bulky and heavy”*
**Chest Fit**3%
*“I need to size up due to bust size”*
**Quality-Overall**2%
*“poor leg hole quality”*
**Stretchability/Expandability/Elasticity**2%
*“The fabric may be too thin and stretchy”*
**Advertised Vs Actual Product**2%
*“Does not look like the picture”*
**Ease Of Use**2%
*“Hard to get on and off”*
**Length**1%
*“The legs are a lot longer”*
### **Top return reasons **
**Size-Overall**56%
**Chest Fit**10%
**Length**8%
**Waist Fit**6%
**Shape/Style**5%
**Material Quality**2%
**Hip Fit**2%
**Color**2%
**Advertised Vs Actual Product**2%
**Thigh Fit**1%
## **Common questions**
- **Is swim romper profitable to sell on Amazon United States?**
- The niche generates $95K/yr across 160 tracked products. 14 of 96 products launched in the last 360 days are still selling. 90-day search growth is +113.9%. Flapen's verdict: Worth a look (58/100).
- **How competitive is the swim romper niche?**
- 28 brands and 38 sellers compete. The top 5 products take 14% of clicks and top 5 brands hold 75% of demand.
- **What do buyers complain about in swim romper?**
- Top complaints mined from reviews: Size-Overall, Color, Shape/Style. The return rate is 13.9% — above our launch gate.
- **When does demand for swim romper peak?**
- Demand peaks in May–Jun–Jul; the busiest month runs 14.2× the quietest.
- **What does it cost to enter the swim romper niche?**
- Listings span $17.09–$46.07; the average listing price is $33.52 (sweet spot $15–$100). The average incumbent carries 692 reviews — the moat a new listing must climb.
## **Related niches in Clothing, Shoes & Jewelry**
- 72 [**first communion gifts for boys**](https://flapen.com/research/us/clothing-shoes-jewelry/first-communion-gifts-for-boys)$398K/yr+223.5%**Worth a look**- 72 [**fifa world cup 2026 tshirt**](https://flapen.com/research/us/clothing-shoes-jewelry/fifa-world-cup-2026-tshirt)$177K/yr>1,000%**Worth a look**- 72 [**american flag hat**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-hat)$764K/yr+428.8%**Worth a look**- 72 [**white socks men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-socks-men)$3.0M/yr+13.3%**Launch it**- 72 [**american flag overalls**](https://flapen.com/research/us/clothing-shoes-jewelry/american-flag-overalls)$662K/yr>1,000%**Worth a look**- 73 [**white ankle socks for men**](https://flapen.com/research/us/clothing-shoes-jewelry/white-ankle-socks-for-men)$448K/yr+88.3%**Worth a look**[**All Clothing, Shoes & Jewelry niches **](https://flapen.com/research/us/clothing-shoes-jewelry)