Skip to content
49

darning kit

Skip it

A small market ($21K/yr) — this niche doesn't clear our bar today.

Market size 5Growth 7Conversion 39Competition 54Returns 95Price range 63Avg price 85Brand share 64Review moat 92Quality gap 68

Returns

Incredible0.9%

return rate — above 6% kills the launch gate

Review moat

Great153

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$18.90

avg listing price — sweet spot $15–$100

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Brand share

Good67%

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

Price range

Good$7.46–$28.01

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

Competition

Good52%

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

Conversion

Okay3.1%

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

Growth

Bad-36.0%

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

Market size

Bad$21K

$21K/yr · 36K searches

Competition

The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.

Brands

21 flat

Sellers

23

Top-5 brand share

67%

Open market

30%

  • Jexine30%
  • Windspeed13%
  • Funalya12%
  • Caydo9%
  • Cuptisserie4%
  • Semyifu3%

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%$8508%$2K12%$3K16%$3K1101001K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 28 tracked products in this niche — three views at once, no toggling.

Demand

Weekly Amazon search volume, last 28 weeks — -36.0% search growth over the last 90 days.
2K2KDec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26

Reviews

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

What buyers love

Ease Of Use15%

“This kit has been super easy to use”

Quality-Overall9%

“High Quality”

Value For Money9%

“This is one heck of a good kit for a great price”

Color8%

“Color variety is great”

Size-Overall5%

“this felt like a really useful in-between size”

Instructions/User Manual/Troubleshooting5%

“instructions”

Durability4%

“durable”

Material Quality4%

“the materials seem to be very nice”

Stitch/Finish/Polish3%

“Its smoothly sanded and nicely finished,”

Advertised Vs Actual Product3%

“Just what I needed”

What buyers complain about

Instructions/User Manual/Troubleshooting33%

“No instructions”

Ease Of Use5%

“Harder to use than I thought”

Size-Overall4%

“The hooks are very loose”

Advertised Vs Actual Product3%

“This item is misrepresented”

Thickness3%

“They are very thick”

Assembly/Installation2%

“The instructions are worthless”

Quality-Overall2%

“Poor Quality Control”

Durability2%

“every single one broke upon using it”

Material Quality1%

“Its just a light ball of fiber stuffing wrapped in a piece of cheap synthetic fiber”

Color1%

“The color I got is nothing like what it showed here”

Top return reasons

Size-Overall29%
Instructions/User Manual/Troubleshooting12%
Advertised Vs Actual Product10%
Defective Material/Parts9%
Quality-Overall7%
Color5%
Value For Money5%
Ease Of Use5%
Material Quality4%
Wood Quality3%