---
title: "Short Sleeve Rash Guard — $21K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/short-sleeve-rash-guard"
last_updated: "2026-08-10T16:49:01.086Z"
locale: en
meta:
description: "Niche score 55/100 · $21K/yr market · 199K searches/yr · $20.05 avg price. A small market ($21K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $21K/yr market · 199K searches/yr · $20.05 avg price. A small market ($21K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Short Sleeve Rash Guard — $21K/yr Amazon US Niche (2026) - Flapen"
---
# **short sleeve rash guard**
**Worth a look**
Shows demand growing +131.1% this quarter, but a small market ($21K/yr) keeps it on the watch list.
Market size 5Growth 96Conversion 7Competition 87Returns 8Price range 81Avg price 88Brand share 84Review moat 59Quality gap 55
**Growth**
**Incredible****+131.1%**
90-day search growth — must beat 0% to launch
**Avg price**
**Great****$20.05**
avg listing price — sweet spot $15–$100
**Competition**
**Great****28%**
top-5 click share — an open shelf
**Brand share**
**Great****51%**
top-5 brand share — no brand owns this niche
**Price range**
**Great****$9.83–$39.84**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,131.34**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Returns**
**Bad****9.9%**
return rate — above 5% kills the launch gate
**Conversion**
**Bad****0.5%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$21K**
$21K/yr · 199K searches
**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, short sleeve rash guard is a $21K/yr Amazon United States market (199K searches/yr). The top 5 brands hold 51% of demand. Demand peaks in May–Jun–Jul. Verdict: Worth a look — 55/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **short sleeve rash guard market data**
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$15K–$20K**
- units × avg price
- **Conversion rate**
- **0.5%**
- **Avg BSR**
- **#122**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **97%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.
**Brands**
**28 **▼falling
**Sellers**
**40**
**Top-5 brand share**
**51%**
Top 20: 94%
**Top-5 click share**
**28%**
Top 20: 63%
**Open market**
**43%**
- Bonneuitbebe14% - SOISAI12% - HODOSPORTS10% - Halcurt8% - Tournesol6% - Hurley6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +131.1% search growth over the last 90 days.
10K6KSpike '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 7.4×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/short-sleeve-rash-guard/trend)
## **Top short sleeve rash guard search terms**
- **short sleeve swim top**34K/yr+150.6%0.3% conv. - **womens swim shirt with bra**16K/yr+231.1%0.1% conv. - **swim top with sleeves**19K/yr+71.8%0.0% conv. - **short sleeve swim shirts for women**16K/yr+96.1%0.3% conv. - **womens short sleeve swim shirt**12K/yr+252.5%0.3% conv. - **womens swim shirt short sleeve**14K/yr+79.4%0.4% conv. - **swim tshirts shirts for women**9K/yr+217.3%0.2% conv. - **swim t shirts for women**10K/yr+189.4%0.3% conv. - **womens swim shirts with built in bra**9K/yr+108.7%0.2% conv. - **womens swim shirt with built in bra**9K/yr+170.7%0.1% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/short-sleeve-rash-guard/search-terms)
## **Top short sleeve rash guard 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%3%$6236%$1K9%$2K12%$2K101001K10K 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**Swim Shirts for Woman: Short Sleeve UPF 50+ Rash Guard Quick Dry Shirts UV Sun Protection Shirts**SOISAI**$14.02**4.7★36 rev](https://www.amazon.com/dp/B0GZVS3FFV) [2**HODOSPORTS Womens UPF 50+ Rash Guard Sun Protection Swim Shirt Quick Dry Swimsuit Lightweight Short Sleeve Black M**HODOSPORTS**$18.16**4.4★439 rev](https://www.amazon.com/dp/B0CHJL12CR) [3**SANTINY Rash Guard for Women UPF 50+ Bathing Suit Sun Protection Short Sleeve Swimsuit Top Quick Dry Swim Shirts for Women (Navy # Floral_L)**SANTINY**$17.99**4.5★212 rev](https://www.amazon.com/dp/B0F2HHJP8B) [4**Bonneuitbebe Womens Short Sleeve Swim Shirts UV Protection UPF 50+ Rash Guard Shirts Lightweight Adjustable Tie SPF Shirt White**Bonneuitbebe**$18.31**4.5★288 rev](https://www.amazon.com/dp/B0DB856GX8) [5**BesserBay Women Rash Guard Short Sleeve Swim Shirts Ruched Front Zipper Rashgaurd Swim Top Black L**BesserBay**$29.04**4.4★1,956 rev](https://www.amazon.com/dp/B07N199H8D)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Swim Shirts for Woman: Short Sleeve UPF 50+ Rash Guard Quick Dry Shirts UV Sun Protection Shirts**SOISAI**$14.02**36 rev2mo ago](https://www.amazon.com/dp/B0GZVS3FFV) [**Reebok Short Sleeve Rash Guard for Women Quick Dry Swim Shirt UPF 50+ UV Sun Protection Swimsuit Bathing Suit Top Black**Reebok**$14.72**47 rev5mo ago](https://www.amazon.com/dp/B0GPF47L9R) [**Hurley Rash Guard for Women - Short Sleeve Quick Dry Swim Shirts UPF 50+ UV Sun Protection Rashguard Black**Hurley**$15.92**60 rev5mo ago](https://www.amazon.com/dp/B0GHSYLLV3) [**Viodia High Neck Tankini Tops for Women Modest Swim Shirts with Bra Swimsuits Tank Only Bathing Suit Top No Bottom Black**Viodia**$21.63**161 rev10mo ago](https://www.amazon.com/dp/B0FR8DJP2J) [**Champion Rash Guard for Women Womens Rash Guard Short Sleeve Shirts Rashguard Swim Shirt Women UPF 50+ SPF & UV Protection Black**Champion**$9.83**124 rev1y ago](https://www.amazon.com/dp/B0F7J14C6H)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Swim Shirts for Woman: Short Sleeve UPF 50+ Rash Guard Quick Dry Shirts UV Sun Protection Shirts**SOISAI**$14.02**4.7★**▲ 17%**](https://www.amazon.com/dp/B0GZVS3FFV) [**Reebok Short Sleeve Rash Guard for Women Quick Dry Swim Shirt UPF 50+ UV Sun Protection Swimsuit Bathing Suit Top Black**Reebok**$14.72**4.5★**▲ 17%**](https://www.amazon.com/dp/B0GPF47L9R) [**Bonneuitbebe Womens Swim Shirt SPF Short Sleeve Rash Guard UV Sun Protection Swimsuit Athletic Active Surf Top**Bonneuitbebe**$15.19**4.5★**▲ 17%**](https://www.amazon.com/dp/B0DPB723XQ) [**Hurley Rash Guard for Women - Short Sleeve Quick Dry Swim Shirts UPF 50+ UV Sun Protection Rashguard Black**Hurley**$15.92**4.6★**▲ 16%**](https://www.amazon.com/dp/B0GHSYLLV3) [**Viodia High Neck Tankini Tops for Women Modest Swim Shirts with Bra Swimsuits Tank Only Bathing Suit Top No Bottom Black**Viodia**$21.63**4.4★**▲ 12%**](https://www.amazon.com/dp/B0FR8DJP2J)
**~~View all trending →~~**
## **What buyers say about short sleeve rash guard**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**27%
*“fit like a glove”*
**Color**7%
*“Colors are beautiful”*
**Comfort-Overall**7%
*“It keeps me very cool and comfortable”*
**Material Quality**6%
*“The material is excellent, comfortable, and well-made”*
**Quality-Overall**6%
*“This is a high quality swim too”*
**Shape/Style**3%
*“It is very flattering”*
**Value For Money**3%
*“The price is fair”*
**Exercise/Sports Suitability**2%
*“Great for outdoor activities and the gym”*
**Advertised Vs Actual Product**2%
*“everything else is spot on as advertised”*
**Breathability**2%
*“It is breathable”*
### **What buyers complain about **
**Size-Overall**36%
*“Runs very SMALL”*
**Color**5%
*“it is not the colors I normally wear”*
**Advertised Vs Actual Product**3%
*“My fault for not reading the description closely enough”*
**Material Quality**3%
*“Very cheap material”*
**Smell**2%
*“Strong Unpleasant Odor”*
**Neck Fit**2%
*“it is a bit tight around the neck area for me”*
**Comfort-Overall**2%
*“the built in bra is uncomfortable”*
**Shape/Style**2%
*“Not as full bodied around the middle as I would like”*
**Allergies**1%
*“as she burns easily”*
**Length**1%
*“Too short in length”*
### **Top return reasons **
**Size-Overall**57%
**Chest Fit**10%
**Length**6%
**Waist Fit**4%
**Material Quality**4%
**Sleeve Fit**3%
**Advertised Vs Actual Product**2%
**Color**2%
**Arm Fit**1%
**Shape/Style**1%
## **Common questions**
- **Is short sleeve rash guard profitable to sell on Amazon United States?**
- The niche generates $21K/yr across 68 tracked products. 5 of 13 products launched in the last 360 days are still selling. 90-day search growth is +131.1%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the short sleeve rash guard niche?**
- 28 brands and 40 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 51% of demand.
- **What do buyers complain about in short sleeve rash guard?**
- Top complaints mined from reviews: Size-Overall, Color, Advertised Vs Actual Product. The return rate is 9.9% — above our launch gate.
- **When does demand for short sleeve rash guard peak?**
- Demand peaks in May–Jun–Jul; the busiest month runs 7.4× the quietest.
- **What does it cost to enter the short sleeve rash guard niche?**
- Listings span $9.83–$39.84; the average listing price is $20.05 (sweet spot $15–$100). The average incumbent carries 1,131 reviews — the moat a new listing must climb.
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