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55

ice machine for shoulder after surgery

Worth a look

Shows no brand lock-in (top 5 brands take 47% of clicks), but high returns (7.9%) keeps it on the watch list.

Market size 83Growth 20Conversion 34Competition 74Returns 17Price range 29Avg price 61Brand share 88Review moat 67Quality gap 72

Brand share

Great47%

top-5 brand share — no brand owns this niche

Market size

Great$1.3M

$1.3M/yr · 344K searches

Competition

Good41%

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good839.83

avg incumbent reviews — the moat a new listing must climb

Avg price

Good$141.04

avg listing price — sweet spot $15–$100

Conversion

Okay2.7%

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

Price range

Okay$19.96–$293.74

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

Growth

Bad-10.2%

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

Returns

Bad7.9%

return rate — above 6% kills the launch gate

Competition

The top 5 products take 41% of clicks — established leaders, but buyers still shop beyond them.

Brands

25 rising

Sellers

32

Top-5 brand share

47%

Open market

47%

  • Polar Products14%
  • KINRYOPY10%
  • ICIDRION9%
  • POGGKT8%
  • Egfvcbo7%
  • ICENURT6%

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%3%$39K6%$79K9%$118K12%$157K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 35 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -10.2% search growth over the last 90 days.
8K6KSpike '25Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Mar, Apr, May · busiest ÷ quietest = 1.6×

Reviews

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

What buyers love

Ease Of Use14%

“Easy to Use”

Quality-Overall11%

“Amazing quality”

Efficiency10%

“Works Well”

Value For Money9%

“Great value for money”

Size-Overall6%

“fits universal sizes”

Joint Pain6%

“Extremely helpful follow my knee replacement surgery”

Advertised Vs Actual Product4%

“As advertised”

Cold Relief3%

“very effective at providing cold therapy”

Comfort-Overall3%

“It is comfortable”

Leak-Proof3%

“No leaks”

What buyers complain about

Leak-Proof12%

“leaks”

Durability7%

“Then died after about 4 weeks of use”

Size-Overall6%

“Big”

Functionality-Overall5%

“Doesn't work as advertised”

Ease Of Use5%

“Not easy”

Value For Money4%

“Its pricey”

Temperature Retention4%

“Does not stay cold”

Heating3%

“so no comment on the heat part”

Strap/String Quality3%

“Poor strapping”

Connectivity-Overall3%

“By disconnect feature”

Top return reasons

Size-Overall23%
Leak-Proof15%
Advertised Vs Actual Product8%
Functionality-Overall8%
Cold Relief4%
Ease Of Use4%
Comfort-Overall3%
Joint Pain2%
Weight Heavy2%
Compatibility-Overall2%