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39

insulin cooler travel case with temperature display

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Soft demand (-90.5% this quarter) — this niche doesn't clear our bar today.

Market size 11Growth 0Conversion 82Competition 27Returns 47Price range 80Avg price 85Brand share 38Review moat 49Quality gap 62

Avg price

Great$18.96

avg listing price — sweet spot $15–$100

Conversion

Great8.8%

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

Price range

Great$9.70–$38.57

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Okay1,649.07

avg incumbent reviews — the moat a new listing must climb

Returns

Okay3.3%

return rate — above 6% kills the launch gate

Brand share

Okay82%

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

Competition

Okay69%

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

Market size

Bad$45K

$45K/yr · 27K searches

Growth

Bad-90.5%

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

Competition

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

Brands

13

Sellers

15

Top-5 brand share

82%

Open market

12%

  • YOUSHARES46%
  • DIGOAKO14%
  • Gosemai8%
  • Ylemnf8%
  • Medineed6%
  • suzamed6%
  • Open — no brand owns it (7 brands, 12%)

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%10%$4K20%$9K30%$13K40%$18K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 15 tracked products in this niche — three views at once, no toggling.

Demand

Weekly Amazon search volume, last 19 weeks — -90.5% search growth over the last 90 days.
3K2KMar '26Mar '26Apr '26May '26May '26Jun '26

Reviews

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

What buyers love

Portability14%

“portability was compact and convenient”

Quality-Overall10%

“Excellent product”

Advertised Vs Actual Product8%

“Accurate description”

Temperature Retention8%

“the temperature stayed cool”

Efficiency7%

“Works well”

Size-Overall6%

“fits nicely in a bag or backpack”

Temperature Control4%

“the temperature gauge is easy to read”

Ease Of Use4%

“It is easy to carry”

Value For Money4%

“Good Value”

Strength3%

“Very sturdy”

What buyers complain about

Size-Overall12%

“Too small”

Temperature Control9%

“Inaccurate temperature reading”

Temperature Retention9%

“Doesn't stay cold”

Durability7%

“Worked a week and now useless”

Functionality-Overall6%

“Doesnt work properly”

Value For Money4%

“Its a cheap product”

Weight Heavy4%

“It is somewhat heavy”

Smell3%

“has a funny smell”

Quality-Overall3%

“Not the best build quality”

Heating3%

“it needs more insulation”

Top return reasons

Size-Overall55%
Weight Heavy11%
Advertised Vs Actual Product7%
Temperature Control6%
Functionality-Overall5%
Zipper Quality3%
Smell2%
Storage Capacity1%
Value For Money1%
Heating1%