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54

blackout

Worth a look

Shows a sweet-spot price point ($28.01 avg), but weak search conversion (1.0%) keeps it on the watch list.

Market size 51Growth 36Conversion 13Competition 80Returns 41Price range 63Avg price 95Brand share 87Review moat 22Quality gap 62

Avg price

Incredible$28.01

avg listing price — sweet spot $15–$100

Brand share

Great48%

top-5 brand share — no brand owns this niche

Competition

Great35%

top-5 click share — an open shelf

Price range

Good$5.90–$141.85

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

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Market size

Good$293K

$293K/yr · 1.0M searches

Returns

Okay3.8%

return rate — above 5% kills the launch gate

Growth

Okay+8.9%

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

Review moat

Bad9,828.47

avg incumbent reviews — the moat a new listing must climb

Conversion

Bad1.0%

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

According to Flapen's Amazon United States niche tracking, blackout is a $293K/yr Amazon United States market (1.0M searches/yr). The top 5 brands hold 48% of demand. Demand peaks in Mar–May–Jun–Aug. Verdict: Worth a look — 54/100.

Data updated Aug 3, 2026 · scored weekly · How we score niches

blackout market data

Units sold / yr
10K–13K
avg 100–250/product
Revenue / yr
$280K–$350K
units × avg price
Conversion rate
1.0%
Avg BSR
#61
Page quality
0%
Prime
96%
Sponsored
93%
Out of stock
1.7%
Avg brand age
38 months
Avg seller age
153 days

Competition & brand share

Clicks spread well past the top 5 (35% combined) — an open shelf where new products get seen.

Brands

35 falling

Sellers

54

Top-5 brand share

48%

Top 20: 90%

Top-5 click share

35%

Top 20: 69%

Open market

47%

  • Maritown13%
  • LazBlinds11%
  • ZUNGOUMC9%
  • ACHIM9%
  • AOSKY6%
  • BKSAI5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +8.9% search growth over the last 90 days.
40K30KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, May, Jun, Aug · busiest ÷ quietest = 4.0×

Top blackout search terms

  • window cover235K/yr
  • blackout186K/yr
  • black blinds116K/yr
  • black blinds for windows87K/yr
  • window covers83K/yr
  • black window blinds57K/yr
  • temporary window shades41K/yr
  • door shades45K/yr
  • black window shades27K/yr
  • sun shades for windows13K/yr
All search terms

Top blackout 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%3%$9K6%$18K9%$26K12%$35K1001K10K100K1.0M 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 blackout

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

What buyers love

Assembly/Installation16%

“Easiest install ever”

Quality-Overall12%

“Decent quality”

Value For Money11%

“is affordable”

Ease Of Use8%

“Easy Peasy”

Advertised Vs Actual Product7%

“As described”

Color4%

“Color was true”

Security4%

“protect my privacy”

Efficiency3%

“Works good and is as advertised”

Size-Overall3%

“easy to fit”

Brightness/Shine/Glow3%

“Looks pretty and shines nice light”

What buyers complain about

Adhesion/Stickiness14%

“Bad adhesive”

Quality-Overall8%

“Bad quality”

Size-Overall6%

“Too short”

Color5%

“They're very dark”

Smell5%

“Smells like fish”

Advertised Vs Actual Product5%

“False advertising”

Functionality-Overall4%

“Didn't work”

Durability4%

“Broke down within one week”

Material Quality3%

“Flimsy material”

Heating3%

“Totally blocks heat”

Top return reasons

Size-Overall44%
Advertised Vs Actual Product8%
Color6%
Adhesion/Stickiness5%
Material Quality5%
Functionality-Overall4%
Quality-Overall3%
Value For Money3%
Smell3%
Thin2%

Common questions

Is blackout profitable to sell on Amazon United States?
The niche generates $293K/yr across 57 tracked products. 4 of 7 products launched in the last 360 days are still selling. 90-day search growth is +8.9%. Flapen's verdict: Worth a look (54/100).
How competitive is the blackout niche?
35 brands and 54 sellers compete. The top 5 products take 35% of clicks and top 5 brands hold 48% of demand.
What do buyers complain about in blackout?
Top complaints mined from reviews: Adhesion/Stickiness, Quality-Overall, Size-Overall. The return rate is 3.8%.
When does demand for blackout peak?
Demand peaks in Mar–May–Jun–Aug; the busiest month runs 4.0× the quietest.
What does it cost to enter the blackout niche?
Listings span $5.90–$141.85; the average listing price is $28.01 (sweet spot $15–$100). The average incumbent carries 9,828 reviews — the moat a new listing must climb.