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3t swim trunks

Worth a look55/100

3t swim trunks shows a fragmented shelf (top 5 take 12% of clicks), but a small market ($94K/yr) keeps it on the watch list.

Market/yr

$94K

Growth (1y)

+226.8%

Products

231

Brands

60

was 37 a year ago

Sellers

61

Price range

$5.89–$33.63

Returns

3.4%

Rating

4.7★

55/100

Worth a look

Scored 55/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
5
×0.30
Growth
80
×0.30
Competition
100
×0.20
Quality gap
24
×0.10
Returns
73
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +226.8% year over year.
9K4KBlack Friday '24Spike '25Black Friday '25Holiday '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Mar, Apr, Jun, Jul · busiest ÷ quietest = 7.4×

Competition

22%maamgic
  • maamgic22%
  • BliBliTaTa5%
  • AlisOker5%
  • AMIYAN5%
  • UMELOK4%
  • Gerber4%
  • Other (54 brands)55%

Clicks spread well past the top 5 (12% combined) — an open shelf where new products get seen. 60 brands and 61 sellers compete here.

Brands

60 rising

was 37 a year ago

Sellers

61

Top 5 brand share

41%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 231 tracked products in this niche.

Reviews

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

What buyers love

Size-Overall32%

“Fit as expected”

Color12%

“Vibrant colors”

Quality-Overall11%

“Good Quality and came in 1 day”

Value For Money6%

“Worth the Money”

Comfort-Overall6%

“Super comfortable”

Material Quality4%

“Nice material for swimming”

Quick Drying3%

“Dries very quickly”

Advertised Vs Actual Product3%

“Better than expected”

Lining Quality3%

“Love the inner lining and bright colors”

Exercise/Sports Suitability2%

“Brightly colored perfect fun swim pants for boys”

What buyers complain about

Size-Overall33%

“Run Large”

Thickness10%

“somewhat thin”

Quality-Overall6%

“Like not the best quality”

Material Quality6%

“These were jot the material I was expecting”

Defective Material/Parts4%

“Damaged item”

Waist Fit4%

“Crotch to waist is short”

Color4%

“Green completely faded to grey after 1 wear”

Shape/Style1%

“wish there were even more style options”

Strap/String Quality1%

“Lo único que una de las tiras vino un poco deshilachada”

Top return reasons

  • Size-Overall66%
  • Length9%
  • Waist Fit9%
  • Hip Fit3%
  • Material Quality2%
  • Color2%
  • Advertised Vs Actual Product2%
  • Value For Money1%
  • Thin1%
  • Quality-Overall1%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.65 median price · 2.2% median returns across 14,117 tracked niches.