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53

black card box

Worth a look

Shows a thin review moat (311 avg reviews), but a small market ($33K/yr) keeps it on the watch list.

Market size 8Growth 46Conversion 50Competition 80Returns 38Price range 70Avg price 83Brand share 80Review moat 84Quality gap 43

Review moat

Great311.45

avg incumbent reviews — the moat a new listing must climb

Avg price

Great$18.31

avg listing price — sweet spot $15–$100

Competition

Great35%

top-5 click share — an open shelf

Brand share

Great55%

top-5 brand share — no brand owns this niche

Price range

Good$4.42–$39.73

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

Conversion

Okay4.0%

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

Growth

Okay+17.1%

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

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Returns

Okay4.0%

return rate — above 5% kills the launch gate

Market size

Bad$33K

$33K/yr · 46K searches

According to Flapen's Amazon United States niche tracking, black card box is a $33K/yr Amazon United States market (46K searches/yr). The top 5 brands hold 55% of demand. Demand peaks in Sep. Verdict: Worth a look — 53/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

black card box market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
$27K–$37K
units × avg price
Conversion rate
4.0%
Avg BSR
#121
Page quality
0%
Prime
100%
Sponsored
95%
Out of stock
10.7%
Avg brand age
31 months
Avg seller age
198 days

Competition & brand share

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

Brands

30 falling

Sellers

35

Top-5 brand share

55%

Top 20: 91%

Top-5 click share

35%

Top 20: 76%

Open market

40%

  • Hxezoc24%
  • SOFARKKT10%
  • QIKSION8%
  • OurWarm8%
  • CYAOOI6%
  • Hooqict5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +17.1% search growth over the last 90 days.
2K2KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Sep · busiest ÷ quietest = 2.4×

Top black card box search terms

  • black card box22K/yr
  • card box black4K/yr
  • black card box for wedding6K/yr
  • black wedding card box5K/yr
  • wedding card box black5K/yr
  • black acrylic card box4K/yr
All search terms

Top black card box 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%4%$1K8%$3K12%$4K16%$5K1101001K10K 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 card box

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

What buyers love

Assembly/Installation18%

“Assembly was easy”

Size-Overall10%

“Big and works great for cards, money and gift cards”

Strength10%

“sturdy - came in GREAT condition”

Quality-Overall7%

“its perfect for weddings or events Great quality”

Advertised Vs Actual Product7%

“Got the job done”

Design-Overall5%

“refined design”

Value For Money5%

“worth the price point”

Gifting Purpose5%

“Gift box works well”

Shape/Style4%

“And elegant”

Color3%

“a great bold gold color”

What buyers complain about

Strength23%

“too flimsy”

Assembly/Installation9%

“Assembly required”

Quality-Overall8%

“Cheap”

Adhesion/Stickiness5%

“There is no way to remove this cardboard-like sticky film from either side of this thing”

Material Quality4%

“the material is cheap”

Instructions/User Manual/Troubleshooting4%

“The instructions that came with it said there is a LED light I did not receive so cannot review on that”

Durability4%

“Super cheap broke to fast”

Security3%

“Not secure”

Thin3%

“Material a little thin”

Ease Of Use2%

“I cannot use it”

Top return reasons

Size-Overall43%
Strength13%
Quality-Overall6%
Value For Money6%
Assembly/Installation5%
Material Quality5%
Color4%
Defective Material/Parts4%
Advertised Vs Actual Product3%
Functionality-Overall2%

Common questions

Is black card box profitable to sell on Amazon United States?
The niche generates $33K/yr across 42 tracked products. 2 of 11 products launched in the last 360 days are still selling. 90-day search growth is +17.1%. Flapen's verdict: Worth a look (53/100).
How competitive is the black card box niche?
30 brands and 35 sellers compete. The top 5 products take 35% of clicks and top 5 brands hold 55% of demand.
What do buyers complain about in black card box?
Top complaints mined from reviews: Strength, Assembly/Installation, Quality-Overall. The return rate is 4.0%.
When does demand for black card box peak?
Demand peaks in Sep; the busiest month runs 2.4× the quietest.
What does it cost to enter the black card box niche?
Listings span $4.42–$39.73; the average listing price is $18.31 (sweet spot $15–$100). The average incumbent carries 311 reviews — the moat a new listing must climb.