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black stanley cup 30 oz

Skip it

A deep review moat (38,944 avg reviews) — this niche doesn't clear our bar today.

Market size 38Growth 53Conversion 25Competition 62Returns 58Price range 87Avg price 95Brand share 7Review moat 6Quality gap 23

Avg price

Incredible$30.94

avg listing price — sweet spot $15–$100

Price range

Great$11.78–$44.42

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

Competition

Good48%

top-5 click share — leaders hold, buyers still browse

Returns

Good2.7%

return rate — above 5% kills the launch gate

Growth

Good+25.1%

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

Market size

Okay$193K

$193K/yr · 316K searches

Conversion

Bad2.0%

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

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Brand share

Bad97%

top-5 brand share — brand-locked demand

Review moat

Bad38,944.41

avg incumbent reviews — the moat a new listing must climb

According to Flapen's Amazon United States niche tracking, black stanley cup 30 oz is a $193K/yr Amazon United States market (316K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 44/100.

Data updated Jul 26, 2026 · scored weekly · How we score niches

black stanley cup 30 oz market data

Units sold / yr
6K–8K
avg 100–250/product
Revenue / yr
$186K–$248K
units × avg price
Conversion rate
2.0%
Avg BSR
#107
Page quality
0%
Prime
100%
Sponsored
76%
Out of stock
4.7%
Avg brand age
37 months
Avg seller age
142 days

Competition & brand share

The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.

Brands

8 rising

Sellers

47

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

48%

Top 20: 86%

Open market

2%

  • STANLEY76%
  • Owala14%
  • Shock Doctor4%
  • HydroJug2%
  • COOLOMG1%
  • EALGRO1%
  • Open — no brand owns it (2 brands, 2%)

Demand & seasonality

Weekly Amazon search volume, last 103 weeks — +25.1% search growth over the last 90 days.
25K15KSpike '24Black Friday '24Holiday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 6.6×

Top black stanley cup 30 oz search terms

  • stanley cup for men46K/yr
  • mens stanley cup35K/yr
  • stanley for men37K/yr
  • stanley cup men27K/yr
  • men stanley cup22K/yr
  • water cup for men9K/yr
  • stanley men19K/yr
  • mens stanley18K/yr
  • travel coffee mug for men16K/yr
  • mens cups12K/yr
All search terms

Top black stanley cup 30 oz 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%$8K8%$15K12%$23K16%$31K1001K10K100K1.0M 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 black stanley cup 30 oz

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

What buyers love

Quality-Overall15%

“The build quality is solid”

Leak-Proof12%

“it will not leak”

Temperature Retention11%

“Keeps my coffee warm”

Size-Overall10%

“Fits good”

Color5%

“Beautiful color”

Value For Money5%

“Great value”

Durability4%

“Durable and easy to clean”

Ease Of Cleaning4%

“Great cup stays clean”

Advertised Vs Actual Product4%

“Works exactly as advertised”

Ease Of Use4%

“Easy to use”

What buyers complain about

Leak-Proof20%

“it leaks”

Size-Overall6%

“Too tight”

Value For Money5%

“They are a little more expensive than other options”

Durability5%

“Broke before I could use”

Temperature Retention4%

“Doesnt keep drink cold”

Ease Of Use4%

“Hard to open lid”

Quality-Overall4%

“this performance is very frustrating”

Color3%

“the color is off”

Heating3%

“won't stay hot very long”

Ease Of Cleaning2%

“dirty”

Top return reasons

Size-Overall41%
Color11%
Leak-Proof9%
Value For Money7%
Scratch Resistance6%
Advertised Vs Actual Product4%
Product Condition3%
Functionality-Overall2%
Ease Of Use2%
Weight Heavy2%

Common questions

Is black stanley cup 30 oz profitable to sell on Amazon United States?
The niche generates $193K/yr across 34 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is +25.1%. Flapen's verdict: Skip it (44/100).
How competitive is the black stanley cup 30 oz niche?
8 brands and 47 sellers compete. The top 5 products take 48% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in black stanley cup 30 oz?
Top complaints mined from reviews: Leak-Proof, Size-Overall, Value For Money. The return rate is 2.7%.
When does demand for black stanley cup 30 oz peak?
Demand peaks in Nov–Dec; the busiest month runs 6.6× the quietest.
What does it cost to enter the black stanley cup 30 oz niche?
Listings span $11.78–$44.42; the average listing price is $30.94 (sweet spot $15–$100). The average incumbent carries 38,944 reviews — the moat a new listing must climb.