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57

under armour tank top women

Worth a look

Shows a fragmented shelf (top 5 take 9% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 6Growth 91Conversion 5Competition 98Returns 17Price range 79Avg price 84Brand share 96Review moat 34Quality gap 60

Competition

Incredible9%

top-5 click share — an open shelf

Brand share

Incredible33%

top-5 brand share — no brand owns this niche

Growth

Great+99.2%

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

Avg price

Great$18.63

avg listing price — sweet spot $15–$100

Price range

Great$6.76–$49.27

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Review moat

Okay3,131.36

avg incumbent reviews — the moat a new listing must climb

Returns

Bad7.8%

return rate — above 6% kills the launch gate

Market size

Bad$25K

$25K/yr · 367K searches

Conversion

Bad0.4%

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

Competition

Clicks spread well past the top 5 (9% combined) — an open shelf where new products get seen.

Brands

94 rising

Sellers

220

Top-5 brand share

33%

Open market

63%

  • Under Armour13%
  • G Gradual6%
  • GKBK5%
  • PINSPARK5%
  • JILUVIN4%
  • ANRABESS4%

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%1%$2462%$4923%$7394%$9851101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 345 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — +99.2% search growth over the last 90 days.
18K13KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jun, Jul, Aug · busiest ÷ quietest = 5.2×

Reviews

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

What buyers love

Size-Overall25%

“Fits as expected”

Comfort-Overall14%

“And comfortable”

Quality-Overall7%

“Great quality shirt”

Soft Feel7%

“Buttery soft”

Color7%

“Colors are accurate”

Material Quality6%

“Amazing material”

Value For Money3%

“Can't beat this price”

Stretchability/Expandability/Elasticity3%

“Good stretchy material”

Exercise/Sports Suitability3%

“Love this sports bra”

Shape/Style2%

“Comfortable love the style”

What buyers complain about

Size-Overall26%

“Too long”

Material Quality5%

“Poor quality material”

Transparency4%

“Seethrough fabric”

Thickness4%

“not as thick as a Joah Brown tank”

Quality-Overall4%

“Poor Quality”

Color3%

“This is not white”

Chest Fit3%

“Im small in the chest”

Advertised Vs Actual Product2%

“Not as advertised”

Stretchability/Expandability/Elasticity2%

“It was to lacking any real stretch”

Length2%

“Inconsistent length”

Top return reasons

Size-Overall45%
Chest Fit12%
Length10%
Material Quality6%
Arm Fit4%
Waist Fit4%
Thin4%
Transparency3%
Advertised Vs Actual Product2%
Shape/Style2%