---
title: "Sully Brace — $118K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/sully-brace"
last_updated: "2026-08-11T03:07:30.635Z"
locale: en
meta:
description: "Niche score 32/100 · $118K/yr market · 50K searches/yr · $84.66 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 32/100 · $118K/yr market · 50K searches/yr · $84.66 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Sully Brace — $118K/yr Amazon US Niche (2026) - Flapen"
---
# **sully brace**
**Skip it**
Brand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Market size 28Growth 9Conversion 35Competition 21Returns 10Price range 63Avg price 81Brand share 7Review moat 26Quality gap 96
**Quality gap**
**Incredible****3.9★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Great****$84.66**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$19.86–$146.58**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Okay****2.8%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****$118K**
$118K/yr · 50K searches
**Review moat**
**Okay****3,903.07**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****75%**
top-5 click share — a locked-up shelf
**Returns**
**Bad****9.1%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-32.1%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****97%**
top-5 brand share — brand-locked demand
**Signals**[** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, sully brace is a $118K/yr Amazon United States market (50K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jan–Sep–Oct. Verdict: Skip it — 32/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **sully brace market data**
- **Units sold / yr**
- **1K–1K**
- avg 0–100/product
- **Revenue / yr**
- **$85K–$106K**
- units × avg price
- **Conversion rate**
- **2.8%**
- **Avg BSR**
- **#98**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **86%**
- **Out of stock**
- **5.9%**
- **Avg brand age**
- **63 months**
- **Avg seller age**
- **138 days**
## **Competition & brand share**
The top 5 products capture 75% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**19**
**Top-5 brand share**
**97%**
Top 20: 100%
**Top-5 click share**
**75%**
Top 20: 100%
**Open market**
**1%**
- Saunders54% - DonJoy33% - Kmeivol6% - FIGHTECH3% - EVS2% - Copper Compression2% - Open — no brand owns it (1 brand, 1%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -32.1% search growth over the last 90 days.
1K750Spike '24Prime Day '25Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Sep, Oct · busiest ÷ quietest = 2.6×
[**Open Trend **](https://flapen.com/research/us/health-household/sully-brace/trend)
## **Top sully brace search terms**
- **sully shoulder brace**18K/yr-38.5%2.2% conv. - **sully brace**11K/yr-19.2%1.6% conv. - **donjoy sully shoulder brace**8K/yr-35.7%1.2% conv. - **donjoy shoulder brace**5K/yr-19.6%1.8% conv. - **sully shoulder stabilizer brace**4K/yr-29.1%1.1% conv. - **sully brace right shoulder**4K/yr-34.3%2.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/sully-brace/search-terms)
## **Top sully brace 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%10%$12K20%$24K30%$35K40%$47K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 14 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Sully Shoulder Stabilizer Brace for Posterior Instabilities Muscle Strains Rotator Cuff Deceleration Anterior Instabilities Inferior Instabilities and Multi-Directional Instabilities Various Sizes Large**Saunders**$146.58**3.4★80 rev](https://www.amazon.com/dp/B00P3D17K6) [2**DonJoy Shoulder Stabilizer Shoulder Pad Attachment (SPA) - Medium**DonJoy**$95.33**4.0★61 rev](https://www.amazon.com/dp/B017ISP4J8) [3**Sully Shoulder Stabilizer Brace for Posterior Instabilities Muscle Strains Rotator Cuff Deceleration Anterior Instabilities Inferior Instabilities and Multi-Directional Instabilities Various Sizes X-Large**Saunders**$129.23**4.5★31 rev](https://www.amazon.com/dp/B00P3D17HO) [4**Saunders Sully Shoulder Support Brace X-Small**Saunders**$120.33**3.3★30 rev](https://www.amazon.com/dp/B00P3D17NI) [5**Komoko Shoulder Brace Rotator Cuff Support Brace and Arm Sling for Pain Relief Shoulder Compression Sleeve for Preventing Strains and Dislocation Adjustable Fits Left and Right Arm Men & Women**Kmeivol**$19.95**4.0★3,808 rev](https://www.amazon.com/dp/B0CL8Z82HK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Komoko Shoulder Brace Rotator Cuff Support Brace and Arm Sling for Pain Relief Shoulder Compression Sleeve for Preventing Strains and Dislocation Adjustable Fits Left and Right Arm Men & Women**Kmeivol**$19.95**3,808 rev2y ago](https://www.amazon.com/dp/B0CL8Z82HK) [**DonJoy Braces UltraSling PRO Shoulder Immobilizer & Rotator Cuff Injury Sling (No pressure on neck) (11-0447-9)**DonJoy**$108.14**214 rev4y ago](https://www.amazon.com/dp/B09MDM61GX) [**Sparthos Shoulder Brace - Adjustable Support Sleeve for Torn Rotator Cuff AC Joint Relief Shoulder Stability & Compression - Fits Bicep 10-14 in Left or Right Men & Women - Measure Before Purchase**Sparthos**$19.86**19,173 rev6y ago](https://www.amazon.com/dp/B07YQV6WR8) [**Copper Compression Recovery Shoulder Brace - Immobilizer for Torn Rotator Cuff AC Joint Pain Relief Dislocation Arm Stability Injuries Tears - Adjustable Fits Men Women - Black - S/M**Copper Compression**$23.92**13,537 rev8y ago](https://www.amazon.com/dp/B07C245Q6N) [**FIGHTECH Rotator Cuff Shoulder Brace for Men and Women - 4 Sizes - Shoulder Support - Pain Relief - Black - Large - Fits Most Men Bicep 12-17**FIGHTECH**$29.97**16,422 rev8y ago](https://www.amazon.com/dp/B079ZJJLVY)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**DonJoy Shoulder Stabilizer Shoulder Pad Attachment (SPA) - Medium**DonJoy**$95.33**4.0★**▲ 216%**](https://www.amazon.com/dp/B017ISP4J8) [**DonJoy Shoulder Stabilizer Shoulder Pad Attachment (SPA) - Large**DonJoy**$72.56**4.0★**▲ 150%**](https://www.amazon.com/dp/B017ISP3YE) [**EVS SPORTS SB03 Shoulder Brace For Men | Superior Compression & Adjustable Breathable Support for Rotator Cuff & Past Shoulder Injuries | Extra Large**EVS**$65.33**4.3★**▲ 64%**](https://www.amazon.com/dp/B005C4MHZK) [**DonJoy Shoulder Stabilizer Shoulder Pad Attachment (SPA) - X-Large**DonJoy**$90.22**4.0★**▲ 48%**](https://www.amazon.com/dp/B017ISP4A2) [**Copper Compression Recovery Shoulder Brace - Immobilizer for Torn Rotator Cuff AC Joint Pain Relief Dislocation Arm Stability Injuries Tears - Adjustable Fits Men Women - Black - S/M**Copper Compression**$23.92**4.0★**▲ 37%**](https://www.amazon.com/dp/B07C245Q6N)
**~~View all trending →~~**
## **What buyers say about sully brace**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**12%
*“It fits as stated”*
**Quality-Overall**12%
*“quality and easy to use”*
**Support-Overall**9%
*“Helps support”*
**Comfort-Overall**7%
*“And COMFORTABLE”*
**Ease Of Use**7%
*“Easy to use”*
**Efficiency**5%
*“Works well”*
**Advertised Vs Actual Product**4%
*“Works as advertised”*
**Value For Money**4%
*“Great price”*
**Joint Pain**3%
*“The design basically relieves pain by isolating any weight on the joint”*
**Posture Enhancer**3%
*“This worked to mobilize my shoulder”*
### **What buyers complain about **
**Size-Overall**16%
*“Doesnt fit snug”*
**Comfort-Overall**10%
*“Not comfortable to wear didn't really help much”*
**Pain Relief-Overall**9%
*“This actually made my shoulder hurt worse”*
**Strap/String Quality**8%
*“the strap is cheap”*
**Quality-Overall**4%
*“Not quite satisfied with the quality”*
**Velcro Quality**4%
*“the velcro won't hold”*
**Ease Of Use**4%
*“hard to use”*
**Functionality-Overall**4%
*“This doesn't do anything”*
**Value For Money**4%
*“For the price I shouldve known better”*
**Design-Overall**4%
*“Bad Design”*
### **Top return reasons **
**Size-Overall**39%
**Comfort-Overall**13%
**Functionality-Overall**10%
**Advertised Vs Actual Product**9%
**Joint Pain**6%
**Strap/String Quality**5%
**Pain Relief-Overall**3%
**Support-Overall**2%
**Compression**1%
**Ease Of Use**1%
## **Common questions**
- **Is sully brace profitable to sell on Amazon United States?**
- The niche generates $118K/yr across 14 tracked products. 90-day search growth is -32.1%. Flapen's verdict: Skip it (32/100).
- **How competitive is the sully brace niche?**
- 7 brands and 19 sellers compete. The top 5 products take 75% of clicks and top 5 brands hold 97% of demand.
- **What do buyers complain about in sully brace?**
- Top complaints mined from reviews: Size-Overall, Comfort-Overall, Pain Relief-Overall. The return rate is 9.1% — above our launch gate.
- **When does demand for sully brace peak?**
- Demand peaks in Jan–Sep–Oct; the busiest month runs 2.6× the quietest.
- **What does it cost to enter the sully brace niche?**
- Listings span $19.86–$146.58; the average listing price is $84.66 (sweet spot $15–$100). The average incumbent carries 3,903 reviews — the moat a new listing must climb.
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