Is black underwear women profitable to sell on Amazon United States?

The niche generates $123K/yr across 72 tracked products. 2 of 12 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Worth a look (51/100).

How competitive is the black underwear women niche?

32 brands and 43 sellers compete. The top 5 products take 30% of clicks and top 5 brands hold 49% of demand.

What do buyers complain about in black underwear women?

Top complaints mined from reviews: Size-Overall, Quality-Overall, Comfort-Overall. The return rate is 2.7%.

When does demand for black underwear women peak?

Demand peaks in Jul; the busiest month runs 1.5× the quietest.

What does it cost to enter the black underwear women niche?

Listings span $7.53–$34.82; the average listing price is $14.67 (sweet spot $15–$100). The average incumbent carries 29,945 reviews — the moat a new listing must climb.

black underwear women

Worth a look

Shows no brand lock-in (top 5 brands take 49% of clicks), but a deep review moat (29,945 avg reviews) keeps it on the watch list.

Brand share

Great49%

top-5 brand share — no brand owns this niche

Competition

Great30%

top-5 click share — an open shelf

Price range

Good$7.53–$34.82

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

Avg price

Good$14.67

avg listing price — sweet spot $15–$100

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Returns

Good2.7%

return rate — above 5% kills the launch gate

Market size

Okay$123K

$123K/yr · 395K searches

Conversion

Okay2.1%

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

Growth

Bad-2.7%

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

Review moat

Bad29,944.5

avg incumbent reviews — the moat a new listing must climb

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, black underwear women is a $123K/yr Amazon United States market (395K searches/yr). The top 5 brands hold 49% of demand. Demand peaks in Jul. Verdict: Worth a look — 51/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

black underwear women market data

Units sold / yr: 8K–10K; avg 0–100/product
Revenue / yr: $117K–$147K; units × avg price
Conversion rate: 2.1%
Avg BSR: #96
Page quality: 0%
Prime: 100%
Sponsored: 86%
Out of stock: 0.3%
Avg brand age: 41 months
Avg seller age: 148 days

Competition & brand share

Clicks spread well past the top 5 (30% combined) — an open shelf where new products get seen.

Brands

32 rising

Sellers

Top-5 brand share

49%

Top 20: 93%

Top-5 click share

30%

Top 20: 67%

Open market

45%

SIMIYA14%
Molasus14%
INNERSY8%
HSYUEEVIA7%
MISSWHO6%
voenxe5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.7% search growth over the last 90 days.

Peak months: Jul · busiest ÷ quietest = 1.5×

Open Trend

Top black underwear women search terms

black underwear women249K/yr -0.1%1.8% conv.
black underwear66K/yr +13.4%1.4% conv.
black womens underwear25K/yr +1.3%2.0% conv.
womens underwear black18K/yr -15.7%2.1% conv.
womens black panties9K/yr +10.3%1.5% conv.
100 percent cotton underwear women bikini8K/yr -55.9%0.2% conv.
gym underwear7K/yr -14.5%0.2% conv.
workout underwear women4K/yr -22.0%0.3% conv.
no show workout underwear women4K/yr -11.8%0.5% conv.
low rise bikini panties5K/yr -67.9%0.0% conv.

All search terms

Top black underwear women 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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

Top sellers

by 90-day click share

SIMIYA 7 Pack Womens Underwear Comfort Breathable Bikini Panties Large Black

SIMIYA$11.124.4★12,209 rev

HSYUEEVIA Cotton Underwear for Women 6 Pack Soft Full Coverage Black Panties for Women Breathable Stretchy No Ride-Up No Fade Tag-Free Comfortable Everyday Cotton Briefs

HSYUEEVIA$9.864.3★192 rev

INNERSY Womens Underwear Cotton Hipster Panties Regular & Plus Size 6-Pack(Medium Black)

INNERSY$19.634.6★48,600 rev

MISSWHO Cotton Underwear Women Pack Womens Underwear High Waisted Tummy Control Black Briefs C Section Postpartum Ladies Panties Large

MISSWHO$10.204.2★1,562 rev

Molasus Womens Soft Cotton Underwear Briefs High Waisted Postpartum Panties Ladies Full Coverage Plus Size Underpants Black Medium

Molasus$23.814.6★45,259 rev

Newest

by launch date

dmuveo Womens Cotton Underwear Hispter Black Panties Bikini Low Rise Soft Breathable Stretch Ladies Cheeky 6 Pack Plus Size 6 Medium

dmuveo$7.53105 rev

7mo ago

SHARICCA Womens Seamless Underwear No Show Hipster Panties Invisible Lightweight Nuage Bikinis Briefs Microfiber Pack5P01 M

SHARICCA$14.841,069 rev

11mo ago

ANSUKOO 6 Pack Women Bikini Underwear Seamless Breathable Ladies Panties No Show Workout Comfortable Undies for Women Soft Black

ANSUKOO$14.87128 rev

12mo ago

HSYUEEVIA Cotton Underwear for Women 6 Pack Soft Full Coverage Black Panties for Women Breathable Stretchy No Ride-Up No Fade Tag-Free Comfortable Everyday Cotton Briefs

HSYUEEVIA$9.86192 rev

1y ago

dmuveo Womens Cotton High Waisted Underwear Tummy Control Full Coverage Postpartum Ladies Black Panties C Section Soft Briefs 5 Pack Plus Size 6 Medium

dmuveo$18.03555 rev

1y ago

What buyers say about black underwear women

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

What buyers love

Comfort-Overall30%

“Very comfortable to use”

Size-Overall18%

“Smooth fit”

Quality-Overall8%

“Seem well made”

Soft Feel7%

“Very smooth”

Value For Money4%

“They are affordable”

Material Quality4%

“Comfortable great material”

Breathability3%

“Comfortable and breathable”

Color2%

“Cute colors”

Stretchability/Expandability/Elasticity2%

“Good amount of stretch”

Advertised Vs Actual Product2%

“As advertised”

What buyers complain about

Size-Overall22%

“Run large”

Quality-Overall7%

“Not the Hanes Quality I Expected”

Comfort-Overall7%

“Not as comfortable as I was hoping”

Stretchability/Expandability/Elasticity6%

“Stretched out”

Material Quality5%

“Cheap material”

Thickness4%

“Thick”

Durability3%

“Falls Apart”

Stitch/Finish/Polish3%

“Seems not sewn correctly”

Advertised Vs Actual Product2%

“Not as described”

Shrinkage Resistance2%

“Shrinks a lot”

Top return reasons

Size-Overall51%

Material Quality11%

Waist Fit10%

Thigh Fit4%

Advertised Vs Actual Product4%

Thin2%

Length2%

Comfort-Overall2%

Shape/Style2%

Quality-Overall1%

Common questions

Is black underwear women profitable to sell on Amazon United States?: The niche generates $123K/yr across 72 tracked products. 2 of 12 products launched in the last 360 days are still selling. 90-day search growth is -2.7%. Flapen's verdict: Worth a look (51/100).
How competitive is the black underwear women niche?: 32 brands and 43 sellers compete. The top 5 products take 30% of clicks and top 5 brands hold 49% of demand.
What do buyers complain about in black underwear women?: Top complaints mined from reviews: Size-Overall, Quality-Overall, Comfort-Overall. The return rate is 2.7%.
When does demand for black underwear women peak?: Demand peaks in Jul; the busiest month runs 1.5× the quietest.
What does it cost to enter the black underwear women niche?: Listings span $7.53–$34.82; the average listing price is $14.67 (sweet spot $15–$100). The average incumbent carries 29,945 reviews — the moat a new listing must climb.