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63

12 oz plastic cups

Worth a look

Shows low returns (0.9%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 43Growth 61Conversion 85Competition 54Returns 96Price range 79Avg price 90Brand share 76Review moat 54Quality gap 21

Returns

Incredible0.9%

return rate — above 5% kills the launch gate

Avg price

Great$20.99

avg listing price — sweet spot $15–$100

Conversion

Great9.5%

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

Price range

Great$4.72–$56.35

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

Brand share

Great59%

top-5 brand share — no brand owns this niche

Growth

Good+38.4%

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

Competition

Good53%

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

Review moat

Good1,324.07

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$227K

$227K/yr · 114K searches

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

According to Flapen's Amazon United States niche tracking, 12 oz plastic cups is a $227K/yr Amazon United States market (114K searches/yr). The top 5 brands hold 59% of demand. Demand peaks in Aug. Verdict: Worth a look — 63/100.

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

12 oz plastic cups market data

Units sold / yr
10K–13K
avg 250–500/product
Revenue / yr
$210K–$262K
units × avg price
Conversion rate
9.5%
Avg BSR
#374
Page quality
0%
Prime
93%
Sponsored
90%
Out of stock
2.1%
Avg brand age
46 months
Avg seller age
154 days

Competition & brand share

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

24 rising

Sellers

61

Top-5 brand share

59%

Top 20: 96%

Top-5 click share

53%

Top 20: 89%

Open market

36%

  • TashiBox16%
  • Amazon Basics15%
  • Lamosi15%
  • Clawsoff8%
  • Lilymicky6%
  • WhalePassing5%

Demand & seasonality

Weekly Amazon search volume, last 98 weeks — +38.4% search growth over the last 90 days.
13K8KSpike '25DecMarJunAugNovMarMay

Peak months: Aug · busiest ÷ quietest = 1.5×

Top 12 oz plastic cups search terms

  • 12 oz clear plastic cups28K/yr
  • clear cups 12 oz14K/yr
  • 12oz clear plastic cups11K/yr
  • 12 oz clear cups9K/yr
  • 12 oz10K/yr
  • clear 12 oz plastic cups6K/yr
  • clear solo cups 12 oz5K/yr
  • 12oz cup5K/yr
  • 12 oz cocktail cups4K/yr
  • 12oz clear cups3K/yr
All search terms

Top 12 oz plastic cups 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%$9K8%$18K12%$27K16%$36K101001K10K 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 12 oz plastic cups

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

What buyers love

Quality-Overall22%

“Great quality cups”

Value For Money15%

“Good Deal”

Strength14%

“Sturdy Cups”

Size-Overall14%

“Great size”

Durability7%

“held up well”

Ease Of Use6%

“Easy use container”

Advertised Vs Actual Product5%

“As advertised”

Leak-Proof2%

“No leaks”

Thickness2%

“These cups were the perfect thickness to dispense easily from my cup dispenser”

Material Quality2%

“Good material”

What buyers complain about

Strength15%

“Little flimsy”

Size-Overall14%

“Too small”

Quality-Overall9%

“Theyre not like the highest quality cup”

Advertised Vs Actual Product7%

“Description was not clease”

Ease Of Use7%

“hard to hold”

Material Quality5%

“cheap cheap material”

Thickness5%

“They werent the thickest cups we have ever had”

Value For Money4%

“a little expensive for the amount you buy”

Taste-Overall4%

“They have a chemical taste as soon”

Durability2%

“broke them over time”

Top return reasons

Size-Overall61%
Value For Money8%
Quality-Overall5%
Advertised Vs Actual Product5%
Strength5%
Thin5%
Material Quality4%
Leak-Proof1%
Color1%
Thickness1%

Common questions

Is 12 oz plastic cups profitable to sell on Amazon United States?
The niche generates $227K/yr across 30 tracked products. 4 of 4 products launched in the last 360 days are still selling. 90-day search growth is +38.4%. Flapen's verdict: Worth a look (63/100).
How competitive is the 12 oz plastic cups niche?
24 brands and 61 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 59% of demand.
What do buyers complain about in 12 oz plastic cups?
Top complaints mined from reviews: Strength, Size-Overall, Quality-Overall. The return rate is 0.9%.
When does demand for 12 oz plastic cups peak?
Demand peaks in Aug; the busiest month runs 1.5× the quietest.
What does it cost to enter the 12 oz plastic cups niche?
Listings span $4.72–$56.35; the average listing price is $20.99 (sweet spot $15–$100). The average incumbent carries 1,324 reviews — the moat a new listing must climb.