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long sleeve onesies

Skip it53/100

a small market ($110K/yr) — long sleeve onesies doesn't clear our bar today.

Market/yr

$110K

Growth (1y)

+247.5%

Products

80

Brands

15

was 14 a year ago

Sellers

19

Price range

$9.19–$55.99

Returns

2.5%

Rating

4.8★

53/100

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Scored 53/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
6
×0.30
Growth
81
×0.30
Competition
87
×0.20
Quality gap
20
×0.10
Returns
80
×0.10

Demand

Weekly Amazon search volume, last 44 weeks — +247.5% year over year.
24K12KSpike '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26

Competition

39%Gerber
  • Gerber39%
  • Simple Joys by Carter's29%
  • Amazon Essentials10%
  • Butterblu9%
  • little planet by carter's2%
  • Carter's2%
  • Other (9 brands)9%

Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen. 15 brands and 19 sellers compete here.

Brands

15 rising

was 14 a year ago

Sellers

19

Top 5 brand share

89%

#ProductBrandPriceRatingReviewsClick shareTrend
9Simple Joys by Carter's$14.524.9★9,3112%flat
11Simple Joys by Carter's$17.464.8★15,4912%rising
15Simple Joys by Carter's$17.794.8★39,8092%rising

Product shelf

All 80 tracked products in this niche.

Reviews

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

What buyers love

Soft Feel16%

“Its soft to the touch”

Size-Overall15%

“The fit is also slightly snug”

Quality-Overall14%

“Great quality and perfect for keeping baby warm”

Value For Money8%

“Great deal”

Material Quality6%

“the material is very soft”

Gifting Purpose5%

“Christmas present”

Comfort-Overall4%

“So nice and comfy”

Color4%

“the colors are beautiful”

Advertised Vs Actual Product3%

“The item was as expected”

Warmth2%

“Love em Very soft and warm”

What buyers complain about

Size-Overall35%

“Too small”

Quality-Overall10%

“Cheaply made”

Material Quality5%

“Really rough material”

Shrinkage Resistance5%

“Runs small, shrinks”

Zipper Quality4%

“NOT a double zipper”

Hard Feel3%

“Not as soft as more expensive kind”

Arm Fit3%

“Im only taking away one star because the arms were abnormally long”

Smell2%

“But just stinks to already have paint peeling before even using”

Thickness2%

“Thin material”

Color2%

“i wish there are multiple colors”

Top return reasons

  • Size-Overall62%
  • Length10%
  • Material Quality4%
  • Sleeve Fit4%
  • Advertised Vs Actual Product3%
  • Value For Money3%
  • Thin2%
  • Width2%
  • Quality-Overall1%
  • Color1%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,812 tracked niches.