---
title: "One Shoulder Sports Bra — $37K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/one-shoulder-sports-bra"
last_updated: "2026-08-11T21:36:11.234Z"
locale: en
meta:
description: "Niche score 52/100 · $37K/yr market · 357K searches/yr · $20.12 avg price. Weak search conversion (0.5%) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 52/100 · $37K/yr market · 357K searches/yr · $20.12 avg price. Weak search conversion (0.5%) keeps it on the watch list. Data updated Jul 2026."
"og:title": "One Shoulder Sports Bra — $37K/yr Amazon US Niche (2026) - Flapen"
---
# **one shoulder sports bra**
**Worth a look**
Shows a fragmented shelf (top 5 take 26% of clicks), but weak search conversion (0.5%) keeps it on the watch list.
Market size 9Growth 44Conversion 7Competition 89Returns 15Price range 88Avg price 88Brand share 77Review moat 68Quality gap 86
**Competition**
**Great****26%**
top-5 click share — an open shelf
**Avg price**
**Great****$20.12**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$13.79–$28.48**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Great****58%**
top-5 brand share — no brand owns this niche
**Review moat**
**Good****792.66**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+14.9%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****7.7%**
return rate — above 5% kills the launch gate
**Market size**
**Bad****$37K**
$37K/yr · 357K searches
**Conversion**
**Bad****0.5%**
search→purchase rate — share of searches ending in a sale
**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, one shoulder sports bra is a $37K/yr Amazon United States market (357K searches/yr). The top 5 brands hold 58% of demand. Verdict: Worth a look — 52/100.
Data updated Jul 13, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **one shoulder sports bra market data**
- **Units sold / yr**
- **2K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$30K–$40K**
- units × avg price
- **Conversion rate**
- **0.5%**
- **Avg BSR**
- **#1,132**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **92%**
- **Out of stock**
- **6.1%**
- **Avg brand age**
- **36 months**
- **Avg seller age**
- **141 days**
## **Competition & brand share**
Clicks spread well past the top 5 (26% combined) — an open shelf where new products get seen.
**Brands**
**23 **▼falling
**Sellers**
**26**
**Top-5 brand share**
**58%**
Top 20: 99%
**Top-5 click share**
**26%**
Top 20: 59%
**Open market**
**36%**
- Queenie Ke18% - JOYSPELS15% - Aoxjox13% - Amazon Essentials7% - ODODOS6% - SOLY HUX6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +14.9% search growth over the last 90 days.
9K7KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.8×
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/one-shoulder-sports-bra/trend)
## **Top one shoulder sports bra search terms**
- **one shoulder bra**124K/yr+22.0%0.5% conv. - **one shoulder sports bra**56K/yr-17.4%0.2% conv. - **one strap bra**36K/yr+30.1%0.6% conv. - **one shoulder workout top**23K/yr+16.9%0.1% conv. - **one shoulder bra for dress**18K/yr+42.3%0.4% conv. - **bra for one shoulder dress**18K/yr+45.3%0.4% conv. - **off shoulder bra**12K/yr+20.4%0.4% conv. - **one shoulder sports bras for women**13K/yr+34.6%0.3% conv. - **off the shoulder bra**12K/yr+12.8%0.3% conv. - **one shoulder bras for women**14K/yr+0.4%0.2% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/one-shoulder-sports-bra/search-terms)
## **Top one shoulder sports bra 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%$1K6%$2K9%$3K12%$4K101001K10K100K 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**Queenie Ke Womens One Shoulder Sports Bra Left Side Strap Yoga Bras Medium Support Gym Training Workout Athletic Crop Top Pearl Blush Pink Small**Queenie Ke**$22.11**4.3★493 rev](https://www.amazon.com/dp/B0D45L15D2) [2**Smooth Sports Bras for Women One Shoulder Low Impact Asymmetrical Workout Tops Padded Yoga Right Shoulder Strap Bra White**JOYSPELS**$18.79**4.2★181 rev](https://www.amazon.com/dp/B0DP2BFJYT) [3**Aoxjox Womens Workout Sports Bras One Shoulder Astoria Asymmetrical Bra Fitness Training Gym Yoga Crop Tank (Black Small)**Aoxjox**$22.94**4.3★239 rev](https://www.amazon.com/dp/B0CJR36X74) [4**Niidor Adhesive Bra Strapless Sticky Invisible Push up Silicone Bra for Backless Dress with Nipple Covers Nude(B Cup)**Niidor**$22.99**4.0★14,043 rev](https://www.amazon.com/dp/B07RSXYKK3) [5**Amazon Essentials Womens Active FormFlex Buttery Soft Light Support One Shoulder Strappy Back Sports Bra Black X-Large**Amazon Essentials**$16.84**4.0★181 rev](https://www.amazon.com/dp/B0DXKNRF47)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Omwilddo One Shoulder Sports Bra for Women Sexy Cutout Asymmetrical Yoga Soft Light Support Padded Crop Top Gym Streetwear White M**Omwilddo**$21.35**13 rev6mo ago](https://www.amazon.com/dp/B0GCFBX7P8) [**YEOREO LuxFlow Womens One Shoulder Sports Bras Workout Padded Yoga Tops One Strap Low Impact Asymmetrical Petite Claranie Crop Tank Ruby Red L**YEOREO**$22.58**31 rev7mo ago](https://www.amazon.com/dp/B0G2VMQ517) [**ODODOS Seamless One Shoulder Sports Bra for Women Ribbed Asymmetrical Non Padded Yoga Crop Tank Tops Black Medium**ODODOS**$14.72**243 rev8mo ago](https://www.amazon.com/dp/B0FX272DLF) [**LetsJoli Push Up Strapless Bras for Women Supportive Bandeau Bra Non Slip Wireless No Underwire Padded Tube Bra(Nude L)**LetsJoli**$19.15**1,971 rev11mo ago](https://www.amazon.com/dp/B0FLQKYQLM) [**Amazon Essentials Womens Active FormFlex Buttery Soft Light Support One Shoulder Strappy Back Sports Bra Black X-Large**Amazon Essentials**$16.84**181 rev1y ago](https://www.amazon.com/dp/B0DXKNRF47)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Smooth Sports Bras for Women One Shoulder Low Impact Asymmetrical Workout Tops Padded Yoga Right Shoulder Strap Bra Black**JOYSPELS**$17.95**4.2★**▲ 45%**](https://www.amazon.com/dp/B0DP29458S) [**Sports Bras for Women One Shoulder Low Impact Asymmetrical Padded Yoga Right Shoulder Strap Bra White**JOYSPELS**$17.38**4.2★**▲ 43%**](https://www.amazon.com/dp/B0DP2CNVQR) [**Queenie Ke Womens One Shoulder Sports Bra Left Side Strap Yoga Bras Medium Support Gym Training Workout Athletic Crop Top Pearl Blush Pink Small**Queenie Ke**$22.11**4.3★**▲ 42%**](https://www.amazon.com/dp/B0D45L15D2) [**Queenie Ke Womens One Shoulder Sports Bra Left Side Strap Yoga Bras Medium Support Gym Training Workout Athletic Crop Top Black Large**Queenie Ke**$22.39**4.3★**▲ 41%**](https://www.amazon.com/dp/B0CLHQG4DJ) [**Omwilddo One Shoulder Sports Bra for Women Sexy Cutout Asymmetrical Yoga Soft Light Support Padded Crop Top Gym Streetwear White M**Omwilddo**$21.35**4.2★**▲ 40%**](https://www.amazon.com/dp/B0GCFBX7P8)
**~~View all trending →~~**
## **What buyers say about one shoulder sports bra**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Comfort-Overall**19%
*“So comfortable”*
**Size-Overall**16%
*“the band size fit just right”*
**Strap/String Quality**10%
*“The clear straps are good”*
**Adhesion/Stickiness**8%
*“The adhesive is strong”*
**Quality-Overall**7%
*“It's incredibly reliable”*
**Soft Feel**4%
*“Its very soft”*
**Ease Of Use**3%
*“Easy to use”*
**Material Quality**2%
*“Great strong material”*
**Color**2%
*“nice color”*
**Value For Money**2%
*“it was worth every penny”*
### **What buyers complain about **
**Size-Overall**22%
*“Too big”*
**Adhesion/Stickiness**13%
*“Terrible Adhesion”*
**Durability**4%
*“Broke within 20 minutes”*
**Functionality-Overall**4%
*“Does not do the job”*
**Chest Fit**3%
*“Not for big breasts”*
**Comfort-Overall**3%
*“Super tight - not comfortable at all”*
**Shape/Style**3%
*“Not flattering”*
**Sweat Resistance**3%
*“definitely starts to slide off when you sweat”*
**Strap/String Quality**3%
*“Did not come with straps”*
**Thickness**2%
*“The pads seem very bulky and thick”*
### **Top return reasons **
**Size-Overall**56%
**Chest Fit**22%
**Adhesion/Stickiness**3%
**Advertised Vs Actual Product**3%
**Functionality-Overall**2%
**Comfort-Overall**2%
**Shape/Style**2%
**Material Quality**2%
**Defective Material/Parts**1%
**Cushion**1%
## **Common questions**
- **Is one shoulder sports bra profitable to sell on Amazon United States?**
- The niche generates $37K/yr across 71 tracked products. 3 of 15 products launched in the last 360 days are still selling. 90-day search growth is +14.9%. Flapen's verdict: Worth a look (52/100).
- **How competitive is the one shoulder sports bra niche?**
- 23 brands and 26 sellers compete. The top 5 products take 26% of clicks and top 5 brands hold 58% of demand.
- **What do buyers complain about in one shoulder sports bra?**
- Top complaints mined from reviews: Size-Overall, Adhesion/Stickiness, Durability. The return rate is 7.7% — above our launch gate.
- **When does demand for one shoulder sports bra peak?**
- Demand is steady year-round — the busiest month runs 1.8× the quietest.
- **What does it cost to enter the one shoulder sports bra niche?**
- Listings span $13.79–$28.48; the average listing price is $20.12 (sweet spot $15–$100). The average incumbent carries 793 reviews — the moat a new listing must climb.
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