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jomst bathroom sink stopper

Skip it

Brand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.

Market size 10Growth 69Conversion 25Competition 8Returns 39Price range 74Avg price 80Brand share 6Review moat 25Quality gap 80

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Avg price

Great$17.06

avg listing price — sweet spot $15–$100

Price range

Good$7.97–$35.45

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

Growth

Good+50.4%

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

Returns

Okay3.9%

return rate — above 5% kills the launch gate

Conversion

Bad2.0%

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

Review moat

Bad4,784.13

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$40K

$40K/yr · 118K searches

Competition

Bad91%

top-5 click share — a locked-up shelf

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, jomst bathroom sink stopper is a $40K/yr Amazon United States market (118K searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Jan–Feb. Verdict: Skip it — 37/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

jomst bathroom sink stopper market data

Units sold / yr
5K–6K
avg 750–1,000/product
Revenue / yr
$85K–$102K
units × avg price
Conversion rate
2.0%
Avg BSR
#294
Page quality
0%
Prime
75%
Sponsored
63%
Out of stock
0.0%
Avg brand age
36 months
Avg seller age
197 days

Competition & brand share

The top 5 products capture 91% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 flat

Sellers

16

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

91%

Top 20: 100%

Open market

0%

  • Mer-maid60%
  • TopmeiUP13%
  • Hibbent13%
  • QYHNYJF7%
  • MUAIOLAUS4%
  • HFMZYWA2%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 65 weeks — +50.4% search growth over the last 90 days.
4K3KSpike '25Holiday '25Spike '26MayJunJulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Jan, Feb · busiest ÷ quietest = 2.2×

Top jomst bathroom sink stopper search terms

  • drain magic sink stopper12K/yr
  • mermaid drain magic sink stopper10K/yr
  • drain magic13K/yr
  • mermaid sink stopper7K/yr
  • mermaid drain magic7K/yr
  • mer maid drain magic sink stopper7K/yr
  • drain magic by mermaid4K/yr
  • mer-maid drain magic6K/yr
  • drain magic stopper5K/yr
  • mer-maid drain magic universal sink stopper4K/yr
All search terms

Top jomst bathroom sink stopper 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%15%$6K30%$12K45%$18K60%$24K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 8 tracked products in this niche — three views at once, no toggling.

What buyers say about jomst bathroom sink stopper

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

What buyers love

Size-Overall15%

“Awesome fit”

Assembly/Installation14%

“Easy to set up”

Quality-Overall13%

“Well made item”

Ease Of Use8%

“Ease of use”

Advertised Vs Actual Product8%

“Exactly as described”

Efficiency8%

“It cleans well”

Ease Of Cleaning6%

“It cleans well”

Value For Money5%

“Saves money”

Design-Overall3%

“Good design”

Leak-Proof1%

“no water leaks”

What buyers complain about

Drainage31%

“Do not drain”

Size-Overall9%

“Did not fit”

Ease Of Cleaning6%

“isnt that easy to clean”

Functionality-Overall5%

“Didn't work”

Jamming/Clogging5%

“Clog easy”

Quality-Overall4%

“Poor quality”

Durability4%

“breaks too easy”

Water Resistance3%

“Doesn't let water through”

Rusts/Corrodes2%

“Started rusting after 2 months”

Design-Overall2%

“Poor construction planning”

Top return reasons

Size-Overall56%
Drainage18%
Functionality-Overall6%
Advertised Vs Actual Product4%
Compatibility-Overall4%
Color2%
Defective Material/Parts2%
Water Resistance2%
Assembly/Installation1%
Value For Money1%

Common questions

Is jomst bathroom sink stopper profitable to sell on Amazon United States?
The niche generates $40K/yr across 8 tracked products. 90-day search growth is +50.4%. Flapen's verdict: Skip it (37/100).
How competitive is the jomst bathroom sink stopper niche?
6 brands and 16 sellers compete. The top 5 products take 91% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in jomst bathroom sink stopper?
Top complaints mined from reviews: Drainage, Size-Overall, Ease Of Cleaning. The return rate is 3.9%.
When does demand for jomst bathroom sink stopper peak?
Demand peaks in Jan–Feb; the busiest month runs 2.2× the quietest.
What does it cost to enter the jomst bathroom sink stopper niche?
Listings span $7.97–$35.45; the average listing price is $17.06 (sweet spot $15–$100). The average incumbent carries 4,784 reviews — the moat a new listing must climb.