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stained glass supplies

Worth a look

Shows a sweet-spot price point ($49.92 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 27Growth 22Conversion 10Competition 91Returns 85Price range 22Avg price 93Brand share 81Review moat 83Quality gap 83

Avg price

Great$49.92

avg listing price — sweet spot $15–$100

Competition

Great24%

top-5 click share — an open shelf

Returns

Great1.5%

return rate — above 5% kills the launch gate

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Review moat

Great342.23

avg incumbent reviews — the moat a new listing must climb

Brand share

Great54%

top-5 brand share — no brand owns this niche

Market size

Okay$115K

$115K/yr · 277K searches

Growth

Bad-6.2%

90-day search growth — must beat 0% to launch

Price range

Bad$7.52–$388.67

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Bad0.8%

search→purchase rate — share of searches ending in a sale

According to Flapen's Amazon United States niche tracking, stained glass supplies is a $115K/yr Amazon United States market (277K searches/yr). The top 5 brands hold 54% of demand. Demand peaks in Dec. Verdict: Worth a look — 57/100.

Data updated Jul 10, 2026 · scored weekly · How we score niches

stained glass supplies market data

Units sold / yr
3K–3K
avg 0–100/product
Revenue / yr
$125K–$150K
units × avg price
Conversion rate
0.8%
Avg BSR
#355
Page quality
0%
Prime
97%
Sponsored
95%
Out of stock
6.1%
Avg brand age
24 months
Avg seller age
167 days

Competition & brand share

Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.

Brands

44 falling

Sellers

70

Top-5 brand share

54%

Top 20: 85%

Top-5 click share

24%

Top 20: 62%

Open market

42%

  • MEETDUMPL16%
  • LemonRoad13%
  • Rainbow Art Glass9%
  • Kryztlyn9%
  • Humyoun8%
  • Gallery Glass4%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -6.2% search growth over the last 90 days.
18K13KPrime Day '24Spike '24Holiday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Dec · busiest ÷ quietest = 4.2×

Top stained glass supplies search terms

  • stained glass kits for beginners31K/yr
  • diy stained glass kits for adults20K/yr
  • stained glass starter kit30K/yr
  • stained glass art kit14K/yr
  • stain glass kit20K/yr
  • stained glass craft12K/yr
  • glass art kit15K/yr
  • stained glass craft kit12K/yr
  • diy stained glass kit17K/yr
  • stain glass kits for beginners for adults statues18K/yr
All search terms

Top stained glass supplies 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%2%$2K4%$5K6%$7K8%$9K1101001K10K Reviews — right = deep review moat Market 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.

What buyers say about stained glass supplies

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall16%

“the overall quality feels solid for what it is”

Color14%

“Colors are beautiful”

Gifting Purpose8%

“Amazing gift”

Ease Of Use8%

“It comes in handy”

Design-Overall7%

“it looks really pretty”

Fun/Entertainment Experience7%

“Fun times”

Value For Money5%

“Worth it”

Assembly/Installation3%

“Very easy to install”

Material Quality3%

“made of durable material”

Instructions/User Manual/Troubleshooting3%

“The instructions were clear”

What buyers complain about

Instructions/User Manual/Troubleshooting13%

“No directions”

Quality-Overall11%

“Not as good as Other brands bought in the past”

Size-Overall5%

“a little small”

Color4%

“The colors are very light”

Ease Of Use4%

“then not being able to use”

Assembly/Installation4%

“when I put it together it actually wasn't”

Value For Money4%

“so in addition to the very expensive price”

Thickness3%

“Too thick, too small”

Advertised Vs Actual Product3%

“Photos are mis meading”

Heating2%

“Poor heating”

Top return reasons

Size-Overall21%
Advertised Vs Actual Product15%
Defective Material/Parts10%
Instructions/User Manual/Troubleshooting6%
Color6%
Quality-Overall6%
Value For Money6%
Material Quality5%
Paint Quality3%
Functionality-Overall3%

Common questions

Is stained glass supplies profitable to sell on Amazon United States?
The niche generates $115K/yr across 75 tracked products. 9 of 34 products launched in the last 360 days are still selling. 90-day search growth is -6.2%. Flapen's verdict: Worth a look (57/100).
How competitive is the stained glass supplies niche?
44 brands and 70 sellers compete. The top 5 products take 24% of clicks and top 5 brands hold 54% of demand.
What do buyers complain about in stained glass supplies?
Top complaints mined from reviews: Instructions/User Manual/Troubleshooting, Quality-Overall, Size-Overall. The return rate is 1.5%.
When does demand for stained glass supplies peak?
Demand peaks in Dec; the busiest month runs 4.2× the quietest.
What does it cost to enter the stained glass supplies niche?
Listings span $7.52–$388.67; the average listing price is $49.92 (sweet spot $15–$100). The average incumbent carries 342 reviews — the moat a new listing must climb.