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66

black bikini top

Worth a look

Shows demand growing +135.2% this quarter, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 54Growth 96Conversion 6Competition 96Returns 0Price range 81Avg price 91Brand share 95Review moat 66Quality gap 67

Growth

Incredible+135.2%

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

Competition

Incredible15%

top-5 click share — an open shelf

Brand share

Incredible37%

top-5 brand share — no brand owns this niche

Avg price

Great$21.51

avg listing price — sweet spot $15–$100

Price range

Great$9.92–$39.78

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

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Review moat

Good875.89

avg incumbent reviews — the moat a new listing must climb

Market size

Good$373K

$373K/yr · 3.9M searches

Conversion

Bad0.4%

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

Returns

Bad12.8%

return rate — above 5% kills the launch gate

According to Flapen's Amazon United States niche tracking, black bikini top is a $373K/yr Amazon United States market (3.9M searches/yr). The top 5 brands hold 37% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 66/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

black bikini top market data

Units sold / yr
20K–25K
avg 100–250/product
Revenue / yr
$430K–$538K
units × avg price
Conversion rate
0.4%
Avg BSR
#67
Page quality
0%
Prime
100%
Sponsored
97%
Out of stock
0.7%
Avg brand age
39 months
Avg seller age
156 days

Competition & brand share

Clicks spread well past the top 5 (15% combined) — an open shelf where new products get seen.

Brands

47 falling

Sellers

54

Top-5 brand share

37%

Top 20: 81%

Top-5 click share

15%

Top 20: 37%

Open market

58%

  • Holipick11%
  • Yonique8%
  • Aqua Eve7%
  • Amazon Essentials7%
  • Daci5%
  • American Trends5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +135.2% search growth over the last 90 days.
200K150KSpike '25Spike '26Prime Day '26SepDecMarJunAugNovMarMay

Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 9.4×

Top black bikini top search terms

  • swim tops women492K/yr
  • black bikini top555K/yr
  • womens swim tops403K/yr
  • swim top369K/yr
  • bikini tops for women large bust183K/yr
  • swim tops188K/yr
  • womens swim top172K/yr
  • swim bra162K/yr
  • swim tops women top only241K/yr
  • black bathing suit top146K/yr
All search terms

Top black bikini top products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%2%$7K4%$15K6%$22K8%$30K1001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about black bikini top

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

What buyers love

Size-Overall36%

“Fits as expected”

Comfort-Overall9%

“otherwise comfy and easy to wear”

Quality-Overall7%

“The solid quality which is not flimsy at all”

Color7%

“Beautiful Color”

Shape/Style4%

“Flattering style”

Material Quality4%

“soft comfortable material”

Advertised Vs Actual Product2%

“Fits exactly as shown”

Strap/String Quality2%

“the straps are adjustable”

Chest Fit2%

“Very flattering and sufficient enough support for larger chest size”

Value For Money2%

“Reasonably priced”

What buyers complain about

Size-Overall32%

“Fits poorly”

Chest Fit4%

“Bigger chest”

Material Quality3%

“Thin material”

Advertised Vs Actual Product3%

“PHOTO AND THE ITEM DONT MATCH”

Color3%

“The solid teal color because discolored pretty quickly”

Strap/String Quality2%

“the straps are just in the strangest place”

Shape/Style2%

“Not enough shape”

Water Resistance1%

“meaning it does not absorb massive amounts of water and become heavy, saggy, or waterlogged when completely submerged”

Thickness1%

“The material is thicker than I expected”

Functionality-Overall1%

“it didn't work”

Top return reasons

Size-Overall48%
Chest Fit29%
Length3%
Waist Fit3%
Shape/Style3%
Advertised Vs Actual Product2%
Material Quality2%
Color1%
Hip Fit1%
Comfort-Overall1%

Common questions

Is black bikini top profitable to sell on Amazon United States?
The niche generates $373K/yr across 158 tracked products. 21 of 53 products launched in the last 360 days are still selling. 90-day search growth is +135.2%. Flapen's verdict: Worth a look (66/100).
How competitive is the black bikini top niche?
47 brands and 54 sellers compete. The top 5 products take 15% of clicks and top 5 brands hold 37% of demand.
What do buyers complain about in black bikini top?
Top complaints mined from reviews: Size-Overall, Chest Fit, Material Quality. The return rate is 12.8% — above our launch gate.
When does demand for black bikini top peak?
Demand peaks in May–Jun–Jul–Aug; the busiest month runs 9.4× the quietest.
What does it cost to enter the black bikini top niche?
Listings span $9.92–$39.78; the average listing price is $21.51 (sweet spot $15–$100). The average incumbent carries 876 reviews — the moat a new listing must climb.