---
title: "Stained Glass Flux — $35K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/arts-crafts-sewing/stained-glass-flux"
last_updated: "2026-08-09T10:08:45.698Z"
locale: en
meta:
description: "Niche score 38/100 · $35K/yr market · 30K searches/yr · $11.59 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · $35K/yr market · 30K searches/yr · $11.59 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Stained Glass Flux — $35K/yr Amazon US Niche (2026) - Flapen"
---
# **stained glass flux**
**Skip it**
Prices mostly outside the sweet spot ($7.93–$13.90) — this niche doesn't clear our bar today.
Market size 9Growth 19Conversion 87Competition 9Returns 97Price range 0Avg price 47Brand share 11Review moat 73Quality gap 65
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Conversion**
**Great****10.1%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****563.33**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Okay****$11.59**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-13.0%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****96%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****$35K**
$35K/yr · 30K searches
**Competition**
**Bad****89%**
top-5 click share — a locked-up shelf
**Price range**
**Bad****$7.93–$13.90**
cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United States niche tracking, stained glass flux is a $35K/yr Amazon United States market (30K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Jan–Dec. Verdict: Skip it — 38/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **stained glass flux market data**
- **Units sold / yr**
- **4K–5K**
- avg 250–500/product
- **Revenue / yr**
- **$46K–$58K**
- units × avg price
- **Conversion rate**
- **10.1%**
- **Avg BSR**
- **#60**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **10.0%**
- **Avg brand age**
- **78 months**
- **Avg seller age**
- **178 days**
## **Competition & brand share**
The top 5 products capture 89% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**7 **▼falling
**Sellers**
**50**
**Top-5 brand share**
**96%**
Top 20: 100%
**Top-5 click share**
**89%**
Top 20: 100%
**Open market**
**2%**
- Novacan Industries39% - WINUSD28% - IMPRESA20% - Rainbow Art Glass5% - Amerway3% - OverZyn2% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -13.0% search growth over the last 90 days.
1K600Holiday '24Prime Day '25Black Friday '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Dec · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/arts-crafts-sewing/stained-glass-flux/trend)
## **Top stained glass flux search terms**
- **stained glass flux**14K/yr-9.5%11.8% conv. - **flux for stained glass soldering**10K/yr-18.7%11.9% conv. - **flux stained glass**3K/yr-0.8%12.8% conv. - **flux for stained glass**4K/yr-20.4%12.3% conv. [**All search terms **](https://flapen.com/research/us/arts-crafts-sewing/stained-glass-flux/search-terms)
## **Top stained glass flux 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%$4K20%$7K30%$11K40%$14K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Novacan Old Masters Flux - 8 Oz**Novacan Industries**$13.13**4.7★1,556 rev](https://www.amazon.com/dp/B000N6KR90) [2**IMPRESA Liquid Zinc Flux for Stained Glass Supplies - 8 Oz Bottle - Water-Soluble Formula & Brush Included - Compatible with Copper Zinc & Lead Foil for Stained Glass Soldering**IMPRESA**$13.72**4.6★2,628 rev](https://www.amazon.com/dp/B07VZM98H7) [3**WINUSD 8oz Liquid Solder Flux Soldering Flux for Stained Glass Soldering Supplies Electrical Solder Repair Compatible with Copper Zinc Lead for Stained Glass Work Tool Use(Water-Based Formula)**WINUSD**$11.57**3.8★160 rev](https://www.amazon.com/dp/B0DRCW59ZL) [4**4oz Solder Flux for Stained Glass Soldering Liquid Zinc Flux for Stained Glass Solder Work Glass Repair and More Flux for Soldering Tools Stained Glass Tools Supplies Kits(Water-Based Formula)**WINUSD**$8.85**3.8★160 rev](https://www.amazon.com/dp/B0DRCVWZX4) [5**Novacan Old Masters Glass Flux for Solder & Metal Caming 8oz.**Rainbow Art Glass**$13.40**4.8★84 rev](https://www.amazon.com/dp/B0CQTPCVRB)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Liquid Solder Flux Flux for Stained Glass Soldering Water-Soluble Formula**OverZyn**$9.43**1 rev5mo ago](https://www.amazon.com/dp/B0GGHRHLPQ) [**8oz Liquid Solder Flux for Stained Glass Soldering | Water-Based Liquid Zinc Flux for Solder Work Glass Repair & Electronics Repair | Soldering Tools Stained Glass Supplies Kit for DIY Projects**WINUSD**$12.36**5 rev1y ago](https://www.amazon.com/dp/B0DQL2P1LN) [**WINUSD 8oz Liquid Solder Flux Soldering Flux for Stained Glass Soldering Supplies Electrical Solder Repair Compatible with Copper Zinc Lead for Stained Glass Work Tool Use(Water-Based Formula)**WINUSD**$11.57**160 rev1y ago](https://www.amazon.com/dp/B0DRCW59ZL) [**4oz Solder Flux for Stained Glass Soldering Liquid Zinc Flux for Stained Glass Solder Work Glass Repair and More Flux for Soldering Tools Stained Glass Tools Supplies Kits(Water-Based Formula)**WINUSD**$8.85**160 rev1y ago](https://www.amazon.com/dp/B0DRCVWZX4) [**Amerway Tigers Eye Translucent Gel Flux**Amerway**$13.90**81 rev1y ago](https://www.amazon.com/dp/B0DHJH86W4)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Liquid Solder Flux Flux for Stained Glass Soldering Water-Soluble Formula**OverZyn**$9.43**4.0★**▲ 215%**](https://www.amazon.com/dp/B0GGHRHLPQ) [**8oz Liquid Solder Flux for Stained Glass Soldering | Water-Based Liquid Zinc Flux for Solder Work Glass Repair & Electronics Repair | Soldering Tools Stained Glass Supplies Kit for DIY Projects**WINUSD**$12.36**4.2★**▲ 145%**](https://www.amazon.com/dp/B0DQL2P1LN) [**WINUSD 8oz Liquid Solder Flux Soldering Flux for Stained Glass Soldering Supplies Electrical Solder Repair Compatible with Copper Zinc Lead for Stained Glass Work Tool Use(Water-Based Formula)**WINUSD**$11.57**3.8★**— 8%**](https://www.amazon.com/dp/B0DRCW59ZL) [**4oz Solder Flux for Stained Glass Soldering Liquid Zinc Flux for Stained Glass Solder Work Glass Repair and More Flux for Soldering Tools Stained Glass Tools Supplies Kits(Water-Based Formula)**WINUSD**$8.85**3.8★**— 0%**](https://www.amazon.com/dp/B0DRCVWZX4) [**IMPRESA Liquid Zinc Flux for Stained Glass Supplies - 8 Oz Bottle - Water-Soluble Formula & Brush Included - Compatible with Copper Zinc & Lead Foil for Stained Glass Soldering**IMPRESA**$13.72**4.6★**— 2%**](https://www.amazon.com/dp/B07VZM98H7)
**~~View all trending →~~**
## **What buyers say about stained glass flux**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**19%
*“Easy to use”*
**Quality-Overall**17%
*“Its good quality”*
**Ease Of Cleaning**15%
*“cleans up nicely”*
**Advertised Vs Actual Product**13%
*“Works as promised”*
**Functionality-Overall**8%
*“does what it needs to on galvanized”*
**Efficiency**8%
*“Gel works better for me”*
**Value For Money**5%
*“Good value for money”*
**Durability**4%
*“Looks good, will last a long time, with the screw on/off cap”*
**Washability**3%
*“The other major difference is that it washes off more easily than the gel flux”*
**Spray/Flow**3%
*“the solder flowed effortlessly”*
### **What buyers complain about **
**Adhesion/Stickiness**22%
*“It doesn't stay put”*
**Functionality-Overall**14%
*“The other gel flux i used doesnt”*
**Quality-Overall**11%
*“this is dirt cheap”*
**Advertised Vs Actual Product**11%
*“dont fall for advertisements”*
**Spray/Flow**8%
*“doesn't flow well”*
**Value For Money**6%
*“Big disappointment and waste of money”*
**Size-Overall**6%
*“The included brush is tiny”*
**Thickness**6%
*“Very thin, like water”*
**Rusts/Corrodes**6%
*“it quickly oxidized”*
### **Top return reasons **
**Leak-Proof**22%
**Functionality-Overall**21%
**Value For Money**10%
**Adhesion/Stickiness**10%
**Advertised Vs Actual Product**6%
**Quality-Overall**5%
**Spray/Flow**4%
**Certifications**3%
**Size-Overall**3%
**Defective Material/Parts**3%
## **Common questions**
- **Is stained glass flux profitable to sell on Amazon United States?**
- The niche generates $35K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -13.0%. Flapen's verdict: Skip it (38/100).
- **How competitive is the stained glass flux niche?**
- 7 brands and 50 sellers compete. The top 5 products take 89% of clicks and top 5 brands hold 96% of demand.
- **What do buyers complain about in stained glass flux?**
- Top complaints mined from reviews: Adhesion/Stickiness, Functionality-Overall, Quality-Overall. The return rate is 0.7%.
- **When does demand for stained glass flux peak?**
- Demand peaks in Jan–Dec; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the stained glass flux niche?**
- Listings span $7.93–$13.90; the average listing price is $11.59 (sweet spot $15–$100). The average incumbent carries 563 reviews — the moat a new listing must climb.
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