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52

fingernail glue for split nails

Worth a look

Shows low returns (0.8%), but prices mostly outside the sweet spot ($2.19–$16.21) keeps it on the watch list.

Market size 39Growth 38Conversion 89Competition 40Returns 96Price range 9Avg price 31Brand share 52Review moat 22Quality gap 81

Returns

Incredible0.8%

return rate — above 6% kills the launch gate

Conversion

Great10.6%

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Brand share

Good74%

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

Competition

Okay61%

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

Market size

Okay$197K

$197K/yr · 192K searches

Growth

Okay+10.3%

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

Avg price

Okay$9.73

avg listing price — sweet spot $15–$100

Review moat

Bad9,369.39

avg incumbent reviews — the moat a new listing must climb

Price range

Bad$2.19–$16.21

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

Competition

The top 5 products take 61% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

56

Top-5 brand share

74%

Open market

22%

  • KISS27%
  • AZUREBEAUTY19%
  • VALITIC13%
  • NYK111%
  • BARIELLE5%
  • Karlash5%

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%5%$10K10%$20K15%$30K20%$39K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 18 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +10.3% search growth over the last 90 days.
18K13KHoliday '24Spike '25Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Mar · busiest ÷ quietest = 2.5×

Reviews

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

What buyers love

Adhesion/Stickiness41%

“glue sticks well”

Quality-Overall8%

“Great quality group product just”

Durability7%

“Extremely Durable”

Ease Of Use6%

“very easy to put on”

Efficiency6%

“Works fast”

Ease Of Application5%

“Easy to Apply”

Value For Money4%

“Good For Price”

Moist/Dry3%

“Dries quickly”

Advertised Vs Actual Product2%

“As advertised”

Brush Quality1%

“Love that it has a brush”

What buyers complain about

Adhesion/Stickiness24%

“GLUE DOES NOT WORK”

Durability14%

“Doesnt hold”

Functionality-Overall13%

“DOESNT WORK”

Strength7%

“Weak”

Value For Money4%

“expensive”

Quality-Overall3%

“Extremely Poor Quality”

Ease Of Use2%

“Hard to come out”

Moist/Dry2%

“it was dry”

Advertised Vs Actual Product2%

“Not as described”

Size-Overall2%

“Very small”

Top return reasons

Adhesion/Stickiness50%
Functionality-Overall15%
Advertised Vs Actual Product6%
Value For Money4%
Size-Overall4%
Durability4%
Leak-Proof3%
Defective Material/Parts3%
Moist/Dry2%
Strength2%