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10 Oz Styrofoam Cups

10 Oz Styrofoam Cups shows low returns (0.3%), but brand-locked demand (top 5 brands take 95% of clicks) keeps it on the watch list.

Flapen Score

50
Worth a look

Top 44% of 14,768 Health & Household niches · +1 vs the category median of 49

Market size 18Growth 25Conversion 96Competition 17Returns 98Price range 95Avg price 95Brand share 11Review moat 72Quality gap 70
This niche Category average · 14,768 niches

Is 10 Oz Styrofoam Cups profitable on Amazon?

According to Flapen's Amazon United States niche tracking, 10 Oz Styrofoam Cups is a $73K/yr Amazon United States market (15K searches/yr). The top 5 brands hold 95% of demand. Verdict: Worth a look — 50/100.

10 Oz Styrofoam Cups: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -0.3% over the last 90 days and 13.0% of searches end in a purchase.

$73K

revenue / yr

Units sold / yr3K
Search volume / yr-0.3%15K
Conversion rate13.0%
Avg price$37.04

Who owns the niche?

The top 5 brands hold 95% of demand, so 5% of the market is open.

5%

open market share

Brands · sellers7 · 104
Top-5 product click share80%
Open market5%
Avg brand age57 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 10 products

Sponsored placement50%
New entrants (1y)2· 0 succeeded
Avg rating4.3★
Avg reviews611

Top 10 Oz Styrofoam Cups products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 80% of clicks — a locked-up shelf that new listings rarely crack.

$0$7K$15K$22K$29K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 falling

Sellers

104

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

80%

Top 20: 100%

Open market

2%

  • StockHomery29%
  • DART25%
  • Mr Miracle18%
  • Wincup18%
  • Kleen5%
  • Genuine Joe3%
  • Open — no brand owns it (1 brand, 2%)

10 Oz Styrofoam Cups demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume15KCVR13.0%Products10Brands7Top 5 Brands95%OOS Rate6.2%Rating4.3★Reviews611Avg BSR#1,560
500300Spike '24Holiday '24Spike '25Black Friday '25Holiday '25Spike '26DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top 10 Oz Styrofoam Cups search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • 10 oz styrofoam cups4K/yr
  • 10 oz foam cups3K/yr
  • styrofoam cups 10 oz4K/yr
  • foam cups 10 oz4K/yr

What reviews say buyers love and hate about 10 Oz Styrofoam Cups

What buyers mention most, as a share of all reviews.

What buyers love

94% of reviews
Value For Money23%

Great price for multiple small groups and coffee or hot chocolate and tea

Size-Overall19%

The size that I got was perfect

Temperature Retention15%

It handles temperatures hot and cold with ease, and seems built to last, in my opinion

Advertised Vs Actual Product13%

As advertised

Quality-Overall10%

Good product

What buyers complain about

92% of reviews
Leak-Proof58%

Cups leak

Quality-Overall25%

The quality of these cups is awful

Value For Money8%

over priced

10 Oz Styrofoam Cups return rate & reasons

Why buyers send it back, as a share of all return requests.

0.3%

Return rate

81%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
70%
2Advertised Vs Actual Product
11%
3Value For Money
7%
4Strength
5%
5Leak-Proof
5%

Common 10 Oz Styrofoam Cups questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores 10 Oz Styrofoam Cups 50/100 on Amazon United States — Worth a look. The niche generates $73K/yr across 10 tracked products. 0 of 2 products launched in the last 360 days are still selling. Search demand moved -0.3% over the last 90 days.
Search demand for 10 Oz Styrofoam Cups on Amazon United States is steady year-round — the busiest month runs 1.5× the quietest.