Skip to content
52

lead came for stained glass

Worth a look

Shows a thin review moat (72 avg reviews), but a small market ($102K/yr) keeps it on the watch list.

Market size 25Growth 48Conversion 29Competition 53Returns 89Price range 94Avg price 95Brand share 30Review moat 96Quality gap 40

Review moat

Incredible71.78

avg incumbent reviews — the moat a new listing must climb

Avg price

Incredible$25.73

avg listing price — sweet spot $15–$100

Price range

Great$14.66–$51.87

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

Returns

Great1.3%

return rate — above 6% kills the launch gate

Competition

Good53%

top-5 click share — leaders hold, buyers still browse

Growth

Okay+18.4%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Brand share

Okay87%

top-5 brand share — brands hold most of the demand

Conversion

Okay2.3%

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

Market size

Okay$102K

$102K/yr · 170K searches

Competition

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

10 flat

Sellers

20

Top-5 brand share

87%

Open market

9%

  • Glassco61%
  • YEZHET8%
  • Precizex7%
  • CAMATET6%
  • Delphi Glass5%
  • CASCADE METALS4%
  • Open — no brand owns it (4 brands, 9%)

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%5%$5K10%$10K15%$15K20%$20K101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +18.4% search growth over the last 90 days.
5K3KSpike '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: May · busiest ÷ quietest = 2.5×

Reviews

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

What buyers love

Quality-Overall22%

“Good quality”

Ease Of Use13%

“Easy to use”

Advertised Vs Actual Product10%

“as advertised”

Value For Money8%

“Good for the price”

Design-Overall8%

“One thing I really like about it is the added structure it provides”

Stretchability/Expandability/Elasticity5%

“Nice stretcher”

Size-Overall4%

“The channel size is consistent”

Efficiency3%

“Works very well”

Strength3%

“it holds the came as it should”

Grip3%

“Good grip”

What buyers complain about

Thickness11%

“It IS quite thin”

Size-Overall11%

“smaller coils rather than a large one”

Quality-Overall8%

“Awful quality, very flimsy”

Rusts/Corrodes7%

“Blade shows signs of the start of rust”

Stretchability/Expandability/Elasticity5%

“After the smallest amount of stretching it mottled, looks terrible”

Instructions/User Manual/Troubleshooting5%

“No instructions”

Assembly/Installation3%

“It took some doing to get my stuff together to try this”

Advertised Vs Actual Product2%

“Not at all like photo”

Product Condition2%

“Did not pay for a used product”

Value For Money2%

“Not worth the money”

Top return reasons

Size-Overall46%
Advertised Vs Actual Product17%
Functionality-Overall5%
Shape/Style5%
Defective Material/Parts4%
Quality-Overall4%
Thickness3%
Material Quality2%
Value For Money2%
Strength2%