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sinew

Skip it44/100

a small market ($88K/yr) — sinew doesn't clear our bar today.

Market/yr

$88K

Growth (1y)

+176.1%

Products

23

Brands

13

was 14 a year ago

Sellers

23

Price range

$7.02–$18.86

Returns

1.1%

Rating

4.5★

44/100

Skip it

Scored 44/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
4
×0.30
Growth
74
×0.30
Competition
40
×0.20
Quality gap
38
×0.10
Returns
91
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +176.1% year over year.
2K1KPrime Day '25Spike '25Spike '26Jul '24Nov '24Mar '25Jun '25Oct '25Feb '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.3×

Competition

30%Kulay
  • Kulay30%
  • Mandala Crafts20%
  • TREASURE GURUS, LLC13%
  • BUTUZE13%
  • Gudebrod6%
  • Wavwavw5%
  • Other (7 brands)12%

The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them. 13 brands and 23 sellers compete here.

Brands

13 falling

was 14 a year ago

Sellers

23

Top 5 brand share

83%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 23 tracked products in this niche.

Reviews

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

What buyers love

Quality-Overall18%

“Good product, it worked as advertised”

Leather Quality16%

“Happy with leather kit”

Value For Money11%

“great value”

Advertised Vs Actual Product10%

“Exactly as described”

Ease Of Use5%

“Quite handy”

Strength4%

“Sturdy and smooth sinew puller”

Color4%

“Love the colors”

Stitch/Finish/Polish4%

“Its a good sewing kit”

Efficiency4%

“effective”

Durability3%

“Durable and Quality”

What buyers complain about

Quality-Overall19%

“I was worried about the quality with the price”

Durability17%

“It comes apart easily”

Stitch/Finish/Polish9%

“Very disappointed in the tools used for stitch”

Thickness8%

“this one is quite thick”

Size-Overall7%

“different sizes”

Adhesion/Stickiness7%

“Not sticky enough”

Paint Quality3%

“Not durable for tie dyeing projects”

Color3%

“I did not use the thread because it was described as off-white”

Ease Of Use3%

“Pretty difficult to use”

Instructions/User Manual/Troubleshooting2%

“No instructions”

Top return reasons

  • Size-Overall19%
  • Color16%
  • Advertised Vs Actual Product11%
  • Functionality-Overall8%
  • Material Quality5%
  • Defective Material/Parts5%
  • Quality-Overall5%
  • Thickness4%
  • Display Colors4%
  • Value For Money4%

Data scraped July 6, 2026 · Marketplace baseline: 4.4★ avg rating · $22.74 median price · 2.3% median returns across 14,634 tracked niches.