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53

soot sponge

Worth a look

Shows beatable incumbent ratings (3.9★), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size 28Growth 21Conversion 81Competition 38Returns 96Price range 73Avg price 95Brand share 4Review moat 80Quality gap 96

Quality gap

Incredible3.9★

avg incumbent rating — lower means beatable quality

Returns

Incredible0.8%

return rate — above 6% kills the launch gate

Avg price

Incredible$27.99

avg listing price — sweet spot $15–$100

Conversion

Great8.5%

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

Review moat

Great391.89

avg incumbent reviews — the moat a new listing must climb

Price range

Good$9.09–$125.22

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

Competition

Okay62%

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

Market size

Okay$124K

$124K/yr · 52K searches

Growth

Bad-7.4%

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

Brand share

Bad98%

top-5 brand share — brand-locked demand

Competition

The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 flat

Sellers

32

Top-5 brand share

98%

Open market

1%

  • Absorene30%
  • SpongeCo28%
  • Tessco for you26%
  • ProPlus13%
  • RiverOaks1%
  • SmilinFit1%
  • Open — no brand owns it (1 brand, 1%)

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%4%$5K8%$10K12%$15K16%$20K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 18 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -7.4% search growth over the last 90 days.
2K1KSpike '24Black Friday '24Holiday '24Spike '25Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Feb, May · busiest ÷ quietest = 2.1×

Reviews

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

What buyers love

Ease Of Cleaning21%

“easy to clean with”

Quality-Overall14%

“Just as good as the name brand”

Value For Money13%

“Good price”

Ease Of Use9%

“Easy to use”

Durability8%

“holds up well through multiple uses”

Efficiency8%

“Does a decent job”

Advertised Vs Actual Product5%

“Better then expected”

Strength2%

“Heavy duty sponges”

Material Quality2%

“The sponge quality is decent”

Washability1%

“Dawn dish soap worked far better”

What buyers complain about

Functionality-Overall18%

“Doesnt work”

Value For Money12%

“But waaaay cheaper”

Ease Of Cleaning8%

“further cleaning has not improved the situation”

Thickness7%

“These are very thick very big sponges”

Quality-Overall4%

“the performance is not particularly impressive”

Durability4%

“These seemed to break apart pretty easily”

Stain Resistance3%

“Did not do well when candle soot is a light smudge”

Instructions/User Manual/Troubleshooting3%

“No instructions were included”

Size-Overall3%

“They look like large”

Smell3%

“It has a very strong rubber smell”

Top return reasons

Functionality-Overall37%
Advertised Vs Actual Product14%
Wet Cleaning9%
Cleaning Modes7%
Value For Money5%
Size-Overall5%
Ease Of Cleaning3%
Quality-Overall3%
Defective Material/Parts2%
Durability2%