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sinus mask

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Soft demand (-44.5% this quarter) — this niche doesn't clear our bar today.

Market size 56Growth 3Conversion 66Competition 18Returns 88Price range 85Avg price 95Brand share 7Review moat 25Quality gap 68

Avg price

Incredible$29.98

avg listing price — sweet spot $15–$100

Returns

Great1.3%

return rate — above 6% kills the launch gate

Price range

Great$11.99–$36.37

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Conversion

Good5.9%

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

Market size

Good$412K

$412K/yr · 231K searches

Review moat

Bad4,372.08

avg incumbent reviews — the moat a new listing must climb

Competition

Bad78%

top-5 click share — a locked-up shelf

Brand share

Bad97%

top-5 brand share — brand-locked demand

Growth

Bad-44.5%

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

Competition

The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.

Brands

6 falling

Sellers

13

Top-5 brand share

97%

Open market

0%

  • CREATRILL64%
  • sticro20%
  • Atsuwell6%
  • RelaxCoo3%
  • Aroma Season3%
  • TheraICE3%
  • Open — no brand owns it (0%)

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%15%$62K30%$124K45%$186K60%$247K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 12 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -44.5% search growth over the last 90 days.
9K7KHoliday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Mar, Dec · busiest ÷ quietest = 3.1×

Reviews

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

What buyers love

Sinus Relief13%

“Wonderful for sinus problems”

Quality-Overall9%

“Quality is excellent and arrived quickly”

Size-Overall7%

“The cap fits very well”

Temperature Retention6%

“They hold temperature a decent amount of time”

Comfort-Overall6%

“Really comfortable”

Efficiency5%

“it does a good job”

Value For Money4%

“Best money ever spent”

Warmth3%

“The heat does feel good”

Soft Feel3%

“Super soft”

Sleep Quality3%

“even good as a sleep mask”

What buyers complain about

Smell11%

“Strong Odor”

Durability8%

“it doesnt last”

Heating7%

“I found it very hard to regulate the heat”

Temperature Retention6%

“Just wish it stayed cold a little longer”

Size-Overall6%

“They are small”

Functionality-Overall3%

“Did not work”

Comfort-Overall3%

“slightly uncomfortable”

Quality-Overall2%

“Trash waste”

Allergies2%

“cause allergic reactions or chemical burns”

Warmth2%

“The cold is too cold”

Top return reasons

Size-Overall19%
Heating19%
Functionality-Overall14%
Advertised Vs Actual Product8%
Smell5%
Comfort-Overall5%
Warmth3%
Product Condition3%
Sinus Relief3%
Material Quality2%