Is black sponge profitable to sell on Amazon United States?

The niche generates $58K/yr across 25 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is -8.5%. Flapen's verdict: Skip it (46/100).

How competitive is the black sponge niche?

15 brands and 20 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 83% of demand.

What do buyers complain about in black sponge?

Top complaints mined from reviews: Smell, Ease Of Cleaning, Thickness. The return rate is 0.9%.

When does demand for black sponge peak?

Demand is steady year-round — the busiest month runs 1.3× the quietest.

What does it cost to enter the black sponge niche?

Listings span $5.21–$23.36; the average listing price is $12.25 (sweet spot $15–$100). The average incumbent carries 362 reviews — the moat a new listing must climb.

black sponge

Skip it

A small market ($58K/yr) — this niche doesn't clear our bar today.

Returns

Incredible0.9%

return rate — above 5% kills the launch gate

Review moat

Great361.92

avg incumbent reviews — the moat a new listing must climb

Conversion

Great8.3%

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

Avg price

Good$12.25

avg listing price — sweet spot $15–$100

Price range

Okay$5.21–$23.36

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Competition

Okay60%

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

Brand share

Okay83%

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

Growth

Bad-8.5%

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

Market size

Bad$58K

$58K/yr · 57K searches

According to Flapen's Amazon United States niche tracking, black sponge is a $58K/yr Amazon United States market (57K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 46/100.

Data updated Jul 12, 2026 · scored weekly · How we score niches

black sponge market data

Units sold / yr: 5K–6K; avg 100–250/product
Revenue / yr: $61K–$74K; units × avg price
Conversion rate: 8.3%
Avg BSR: #542
Page quality: 0%
Prime: 76%
Sponsored: 80%
Out of stock: 12.3%
Avg brand age: 38 months
Avg seller age: 172 days

Competition & brand share

The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

Top-5 brand share

83%

Top 20: 100%

Top-5 click share

60%

Top 20: 94%

Open market

14%

Spunspon27%
Jetz-Scrubz26%
S&T INC.19%
Taeku7%
Okleen4%
MBAIYO3%
Open — no brand owns it (9 brands, 14%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.5% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.3×

Open Trend

Top black sponge search terms

black sponge19K/yr -6.4%6.2% conv.
black sponges10K/yr -7.6%6.3% conv.
black dish sponge8K/yr -10.1%5.0% conv.
jetz scrubz sponge7K/yr -10.0%17.4% conv.
black kitchen sponge6K/yr -6.2%6.5% conv.
black sponges kitchen6K/yr -10.1%7.7% conv.
jetz-scrubz2K/yr -8.9%4.6% conv.
jetz scrubz sponge 3 pack504/yr -51.6%31.5% conv.

All search terms

Top black sponge 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

S&T INC. Dish Sponge 10 Pack for Sponges Kitchen Refill Multipurpose Cleaning and Dish Scrubber for Kitchen and Home 4.3 Inches x 2.8 Inches x 1 Inch Black

S&T INC.$11.664.0★66 rev

6 - Pack Non-Scratch Scrub Sponges - Sponge for Dishes and Washing Dishes Cleaning Pads for Kitchen Home and MoreBlack

Spunspon$5.934.5★452 rev

The Original Magic Jetz Scrubz J27 Scrubber Sponge Rectangle Pack of 3

Jetz-Scrubz$14.504.7★1,668 rev

Jetz-Scrubz Original Magic Scrubz Scrubber Sponge Rectangle (6-Pack)

Jetz-Scrubz$23.364.8★634 rev

Taeku Natural Kitchen Sponge 6 Pack Heavy Duty Scrub Cellulose Sponge Premium Multifunction Eco Friendly Cleaning Sponges for Dishes (Black)

Taeku$7.184.4★123 rev

Newest

by launch date

Rasket 6 Pack Scrub Sponges Temperature Controlled Dish Sponge Bulk Kitchen Sponges for Cleaning Multi Functional Cleaning Sponge for Kitchen Bathroom Floor (Black)

Rasket$10.163 rev

1mo ago

S&T INC. Dish Sponge 10 Pack for Sponges Kitchen Refill Multipurpose Cleaning and Dish Scrubber for Kitchen and Home 4.3 Inches x 2.8 Inches x 1 Inch Black

S&T INC.$11.6666 rev

8mo ago

BESSONLE 8 Pack Silicone Scrubbing Sponges Heavy-Duty Non-Scratch Kitchen Sponges - Reusable Odor-Free Perfect as for Cleaning Dishes Non-Stick Countertops (Black)

BESSONLE$13.6470 rev

8mo ago

Large Cellulose Sponges Kitchen Sponge for Dish Thick Heavy Duty Scrub Pads Non-Scratch Scrubber for Household/Cookware/Bathroom/Office/Boat 5.5 x 3 x 1 (7 Pack) Black

Spunspon$9.5822 rev

9mo ago

Curio Home Goods Ionic Non-Scratch Dish Sponges with Magnetized Holder Odor Resistant Synthetic Scrub Sponges 3 Pack Black

Curio Home Goods$21.0324 rev

11mo ago

What buyers say about black sponge

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

What buyers love

Ease Of Cleaning15%

“Easy to clean”

Quality-Overall13%

“Excellent quality, perfect size for kitchen sink use, double sided with different textures for effectiveness”

Durability13%

“Durable and Effective Cleaning Sponges for Everyday Use”

Smell7%

“which helps reduce odors”

Color5%

“Great color”

Value For Money4%

“Overall, a solid everyday sponge for the price”

Ease Of Use4%

“Easy to use”

Advertised Vs Actual Product4%

“As described”

Efficiency3%

“Effective”

Thickness2%

“The thicker design feels substantial in hand”

What buyers complain about

Smell15%

“They do stink”

Ease Of Cleaning7%

“Tough on dirty dishes with out a lot of effort”

Thickness7%

“Standard thickness. actually a little bit thicker.”

Ease Of Use7%

“Very awkward to use”

Durability6%

“its already showing signs of breaking down”

Value For Money6%

“have noticed the price has gone way high”

Material Quality4%

“where the material tends to break down”

Quality-Overall4%

“Eh not the best”

Absorbency4%

“not absorbent”

Dispensing Mechanism2%

“It doesn't work with the soap dispenser”

Top return reasons

Size-Overall34%

Advertised Vs Actual Product12%

Quality-Overall6%

Value For Money5%

Material Quality4%

Shape/Style4%

Thickness3%

Functionality-Overall3%

Color3%

Thin3%

Common questions

Is black sponge profitable to sell on Amazon United States?: The niche generates $58K/yr across 25 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is -8.5%. Flapen's verdict: Skip it (46/100).
How competitive is the black sponge niche?: 15 brands and 20 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 83% of demand.
What do buyers complain about in black sponge?: Top complaints mined from reviews: Smell, Ease Of Cleaning, Thickness. The return rate is 0.9%.
When does demand for black sponge peak?: Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the black sponge niche?: Listings span $5.21–$23.36; the average listing price is $12.25 (sweet spot $15–$100). The average incumbent carries 362 reviews — the moat a new listing must climb.