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53

bra 36b

Worth a look

Shows no brand lock-in (top 5 brands take 38% of clicks), but a small market ($48K/yr) keeps it on the watch list.

Market size 12Growth 36Conversion 27Competition 93Returns 12Price range 81Avg price 92Brand share 95Review moat 22Quality gap 84

Brand share

Incredible38%

top-5 brand share — no brand owns this niche

Competition

Great22%

top-5 click share — an open shelf

Avg price

Great$21.62

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Price range

Great$9.80–$38.94

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

Growth

Okay+9.1%

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

Conversion

Okay2.1%

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

Review moat

Bad9,365.35

avg incumbent reviews — the moat a new listing must climb

Market size

Bad$48K

$48K/yr · 104K searches

Returns

Bad8.8%

return rate — above 5% kills the launch gate

According to Flapen's Amazon United States niche tracking, bra 36b is a $48K/yr Amazon United States market (104K searches/yr). The top 5 brands hold 38% of demand. Verdict: Worth a look — 53/100.

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

bra 36b market data

Units sold / yr
3K–3K
avg 0–100/product
Revenue / yr
$54K–$65K
units × avg price
Conversion rate
2.1%
Avg BSR
#316
Page quality
0%
Prime
100%
Sponsored
86%
Out of stock
2.9%
Avg brand age
43 months
Avg seller age
140 days

Competition & brand share

Clicks spread well past the top 5 (22% combined) — an open shelf where new products get seen.

Brands

37 rising

Sellers

88

Top-5 brand share

38%

Top 20: 87%

Top-5 click share

22%

Top 20: 51%

Open market

57%

  • Warner's11%
  • Secret Walk7%
  • Amazon Essentials7%
  • Maidenform7%
  • Cuteio6%
  • As Fairy5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +9.1% search growth over the last 90 days.
3K2KHoliday '24Prime Day '25Black Friday '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.3×

Top bra 36b search terms

  • bra 36b24K/yr
  • 36b bra21K/yr
  • 36b push up bras for women15K/yr
  • 36 b bra10K/yr
  • bras 36b12K/yr
  • 36b bras6K/yr
  • womens bras 36b6K/yr
  • bra 36 b6K/yr
  • 36b5K/yr
All search terms

Top bra 36b 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%$9534%$2K6%$3K8%$4K101001K10K100K 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 bra 36b

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

What buyers love

Comfort-Overall33%

“Extremely comfortable”

Size-Overall14%

“Fits like a glove”

Soft Feel7%

“Butter Soft”

Adhesion/Stickiness6%

“Sticks good”

Quality-Overall6%

“Long lasting quality for an affordable price”

Value For Money4%

“Money well spent”

Material Quality2%

“Good material”

Strap/String Quality2%

“the straps dont fall”

Ease Of Use2%

“Easy to use”

Shape/Style2%

“Flattering”

What buyers complain about

Size-Overall20%

“Runs large”

Adhesion/Stickiness7%

“No adhesion”

Comfort-Overall5%

“I find this bra uncomfortable”

Strap/String Quality5%

“My back strap broke off completely”

Durability5%

“Falls apart”

Quality-Overall5%

“Not well made”

Chest Fit3%

“theyre way too big for smaller chest sizes”

Advertised Vs Actual Product3%

“Very misleading”

Material Quality2%

“Awful material”

Allergies2%

“Allergic reaction”

Top return reasons

Size-Overall57%
Chest Fit20%
Comfort-Overall3%
Advertised Vs Actual Product3%
Adhesion/Stickiness2%
Shape/Style2%
Material Quality2%
Functionality-Overall1%
Cushion1%
Color1%

Common questions

Is bra 36b profitable to sell on Amazon United States?
The niche generates $48K/yr across 95 tracked products. 10 of 31 products launched in the last 360 days are still selling. 90-day search growth is +9.1%. Flapen's verdict: Worth a look (53/100).
How competitive is the bra 36b niche?
37 brands and 88 sellers compete. The top 5 products take 22% of clicks and top 5 brands hold 38% of demand.
What do buyers complain about in bra 36b?
Top complaints mined from reviews: Size-Overall, Adhesion/Stickiness, Comfort-Overall. The return rate is 8.8% — above our launch gate.
When does demand for bra 36b peak?
Demand is steady year-round — the busiest month runs 1.3× the quietest.
What does it cost to enter the bra 36b niche?
Listings span $9.80–$38.94; the average listing price is $21.62 (sweet spot $15–$100). The average incumbent carries 9,365 reviews — the moat a new listing must climb.