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63

polygel nail kit

Worth a look

Shows a $2.1M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 95Growth 24Conversion 30Competition 72Returns 89Price range 76Avg price 80Brand share 60Review moat 24Quality gap 79

Market size

Incredible$2.1M

$2.1M/yr · 5.2M searches

Returns

Great1.3%

return rate — above 6% kills the launch gate

Avg price

Great$17.10

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Price range

Great$6.69–$41.66

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

Competition

Good42%

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

Brand share

Good69%

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

Conversion

Okay2.4%

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

Growth

Bad-1.6%

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

Review moat

Bad5,582.19

avg incumbent reviews — the moat a new listing must climb

Competition

The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 falling

Sellers

20

Top-5 brand share

69%

Open market

26%

  • GAOY24%
  • JEWHITENY18%
  • modelones12%
  • Makartt8%
  • COSCELIA6%
  • SAVILAND6%

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%4%$84K8%$168K12%$252K16%$336K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 37 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -1.6% search growth over the last 90 days.
250K150KSpike '25Black Friday '25SepDecMarJunAugNovMarMay

Peak months: Jul · busiest ÷ quietest = 1.5×

Reviews

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

What buyers love

Quality-Overall16%

“I really believe its the best quality UV light Ive had”

Ease Of Use16%

“Easy To Use”

Color16%

“Colors are beautiful”

Value For Money13%

“Great purchase for the price”

Durability5%

“it is very durable”

Efficiency3%

“It works great”

Ease Of Application3%

“Easy Application”

Advertised Vs Actual Product2%

“Just as pictured”

Instructions/User Manual/Troubleshooting2%

“came with clear instructions”

Adhesion/Stickiness1%

“Excellent Adhesion and Long-Lasting Results”

What buyers complain about

Size-Overall8%

“Tubes are tiny”

Allergies8%

“Allergic”

Functionality-Overall8%

“results were not useable”

Adhesion/Stickiness6%

“The gel dont stick”

Durability6%

“Easily broken”

Quality-Overall5%

“Bad quality”

Ease Of Use5%

“Hard to Open”

Color3%

“are not the color it's labeled”

Value For Money3%

“it got expensive”

Product Condition2%

“Product came used”

Top return reasons

Functionality-Overall23%
Advertised Vs Actual Product8%
Size-Overall7%
Adhesion/Stickiness7%
Quality-Overall6%
Ease Of Use6%
Color5%
Defective Material/Parts5%
Leak-Proof3%
Durability3%