---
title: "Styrofoam Cups 16 Oz — $450K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/styrofoam-cups-16-oz"
last_updated: "2026-08-11T04:07:04.715Z"
locale: en
meta:
description: "Niche score 60/100 · $450K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 60/100 · $450K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Styrofoam Cups 16 Oz — $450K/yr Amazon US Niche (2026) - Flapen"
---
# **styrofoam cups 16 oz**
**Worth a look**
Shows low returns (0.4%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 58Growth 30Conversion 87Competition 52Returns 98Price range 92Avg price 95Brand share 32Review moat 72Quality gap 47
**Returns**
**Incredible****0.4%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$38.03**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$12.85–$78.96**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****10.1%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****613.43**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****$450K**
$450K/yr · 117K searches
**Competition**
**Good****54%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****86%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+3.6%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, styrofoam cups 16 oz is a $450K/yr Amazon United States market (117K searches/yr). The top 5 brands hold 86% of demand. Verdict: Worth a look — 60/100.
Data updated Jul 13, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **styrofoam cups 16 oz market data**
- **Units sold / yr**
- **15K–20K**
- avg 500–750/product
- **Revenue / yr**
- **$570K–$761K**
- units × avg price
- **Conversion rate**
- **10.1%**
- **Avg BSR**
- **#794**
- **Page quality**
- **0%**
- **Prime**
- **52%**
- **Sponsored**
- **57%**
- **Out of stock**
- **2.3%**
- **Avg brand age**
- **54 months**
- **Avg seller age**
- **143 days**
## **Competition & brand share**
The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**10 **▼falling
**Sellers**
**124**
**Top-5 brand share**
**86%**
Top 20: 100%
**Top-5 click share**
**54%**
Top 20: 99%
**Open market**
**10%**
- DART40% - Mr Miracle15% - Shop Square14% - Framo10% - Concession Essentials8% - Genuine Joe4% - Open — no brand owns it (4 brands, 10%)
## **Demand & seasonality**
Weekly Amazon search volume, last 100 weeks — +3.6% search growth over the last 90 days.
3K2KSpike '25Spike '26 seasonDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/health-household/styrofoam-cups-16-oz/trend)
## **Top styrofoam cups 16 oz search terms**
- **styrofoam cups 16 oz**39K/yr-3.6%10.6% conv. - **foam cups 16 oz**24K/yr-2.9%5.7% conv. - **16 oz styrofoam cups**22K/yr+13.9%12.1% conv. - **16 oz foam cups**15K/yr+5.6%9.8% conv. - **16oz styrofoam cups**10K/yr+18.1%11.6% conv. - **16oz foam cups**5K/yr+27.7%13.1% conv. - **16 ounce styrofoam cups**3K/yr-5.2%15.2% conv. [**All search terms **](https://flapen.com/research/us/health-household/styrofoam-cups-16-oz/search-terms)
## **Top styrofoam cups 16 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%5%$22K10%$45K15%$67K20%$90K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**DART 16oz Foam Cups Case of 500ct 16J165**DART**$44.86**4.6★353 rev](https://www.amazon.com/dp/B079ZP6ZH4) [2**Shop Square 16 Oz Disposable Foam Cups (50 Pack) White Foam Insulates Hot & Cold Beverages Made in the USA To-Go Cups - for Coffee Tea Hot Cocoa Soup Broth Smoothie Soda Juice**Shop Square**$21.37**4.6★729 rev](https://www.amazon.com/dp/B099NYXV1C) [3![16 oz Insulated Foam Cups [50 Pack] Disposable Coffee Cups for Hot & Cold Drinks Lightweight White Drinkware for Home Office Church Catering Parties BBQ Events & Breakrooms](https://m.media-amazon.com/images/I/4177X+uoiqL.jpg)**16 oz Insulated Foam Cups \[50 Pack\] Disposable Coffee Cups for Hot & Cold Drinks Lightweight White Drinkware for Home Office Church Catering Parties BBQ Events & Breakrooms**Framo**$21.14**4.0★116 rev](https://www.amazon.com/dp/B09P7PR4HV) [4**Concession Essentials 16oz Disposable White Foam Cups - Pack of 100ct**Concession Essentials**$24.17**4.4★772 rev](https://www.amazon.com/dp/B093TRK495) [5**Mr Miracle 16 oz Styrofoam Cups Disposable Foam Cups (50 Pack) Insulated White Styrofoam Coffee Cups for Hot & Cold Drinks Comparable to Industry 16J16 Standard Foam Cups Made in USA**Mr Miracle**$21.93**4.6★68 rev](https://www.amazon.com/dp/B0GD2TG284)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mr Miracle 16 oz Styrofoam Cups Disposable Foam Cups (50 Pack) Insulated White Styrofoam Coffee Cups for Hot & Cold Drinks Comparable to Industry 16J16 Standard Foam Cups Made in USA**Mr Miracle**$21.93**68 rev6mo ago](https://www.amazon.com/dp/B0GD2TG284) [**Mr Miracle 16 oz Styrofoam Cups Disposable Foam Cups (25 Pack) Insulated White Styrofoam Coffee Cups for Hot & Cold Drinks Comparable to Industry 16J16 Standard Foam Cups Made in USA**Mr Miracle**$16.00**68 rev6mo ago](https://www.amazon.com/dp/B0GD2Q5L96) [**Shop Square 16 oz Styrofoam Cups (Case of 500) Bulk Disposable White Foam Cups for Hot & Cold Beverages Coffee Tea Soda Juice - Made in USA**Shop Square**$57.82**729 rev7mo ago](https://www.amazon.com/dp/B0G5RZVX76) [![Freshware Coffee Cups 16 oz [100 Pack] Disposable Paper Cups for Hot or Iced Coffee Cup Slushie Cup Milkshakes Smoothies and Tea](https://m.media-amazon.com/images/I/419grujRYaL.jpg)**Freshware Coffee Cups 16 oz \[100 Pack\] Disposable Paper Cups for Hot or Iced Coffee Cup Slushie Cup Milkshakes Smoothies and Tea**Freshware**$13.93**555 rev1y ago](https://www.amazon.com/dp/B0F4VX6597) [**16 OZ Foam Cups With Lids for Hot & Cold Drinks USA-Made 25-Pack.Ideal Styrofoam Coffee Cups Insulating To-Go Cups for Soda Tea Juice - Sturdy Disposable & comparable to Industry standard 16J16**Mr Miracle**$17.92**798 rev2y ago](https://www.amazon.com/dp/B0CXW4S65G)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Wincup Styrofoam Cup 16 Oz Bagged 20 Count**R3**$12.97**3.5★**▲ 238%**](https://www.amazon.com/dp/B008RF5OAG) [**Mr Miracle 16 oz Styrofoam Cups Disposable Foam Cups (50 Pack) Insulated White Styrofoam Coffee Cups for Hot & Cold Drinks Comparable to Industry 16J16 Standard Foam Cups Made in USA**Mr Miracle**$21.93**4.6★**▲ 186%**](https://www.amazon.com/dp/B0GD2TG284) [**Mr Miracle 16 oz Styrofoam Cups Disposable Foam Cups (25 Pack) Insulated White Styrofoam Coffee Cups for Hot & Cold Drinks Comparable to Industry 16J16 Standard Foam Cups Made in USA**Mr Miracle**$16.00**4.6★**▲ 156%**](https://www.amazon.com/dp/B0GD2Q5L96) [**Shop Square 16 oz Styrofoam Cups (Case of 500) Bulk Disposable White Foam Cups for Hot & Cold Beverages Coffee Tea Soda Juice - Made in USA**Shop Square**$57.82**4.6★**▲ 135%**](https://www.amazon.com/dp/B0G5RZVX76) [**Wincup 16C18 Foam Cups 16 oz White (20 Sleeves of 25 Cups)**Wincup**$44.61**4.1★**▲ 32%**](https://www.amazon.com/dp/B00NXX06M8)
**~~View all trending →~~**
## **What buyers say about styrofoam cups 16 oz**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**16%
*“Great size”*
**Quality-Overall**14%
*“Good quality”*
**Value For Money**13%
*“Pricing was affordable”*
**Strength**11%
*“They are sturdy”*
**Durability**9%
*“Durable”*
**Temperature Retention**7%
*“they are perfect for keeping hot drinks hot”*
**Leak-Proof**6%
*“They are leak proof for the most part”*
**Ease Of Use**4%
*“For everyday use at home or in a small office, they just make things simple and easy”*
**Safety Standards**2%
*“Safety”*
**Advertised Vs Actual Product**2%
*“Item is just as described”*
### **What buyers complain about **
**Leak-Proof**29%
*“All leaked except one”*
**Quality-Overall**15%
*“Trash”*
**Value For Money**11%
*“Better than having to go out shopping with the price of gas being so high”*
**Strength**8%
*“so a little more flimsy”*
**Durability**6%
*“liquid it almost feels like it will break”*
**Thickness**5%
*“Thin”*
**Thin**3%
*“Too thin”*
**Smell**3%
*“it has a funny smell even after washing it”*
**Functionality-Overall**2%
*“They are not going to work”*
**Size-Overall**2%
*“Larger than anticipated”*
### **Top return reasons **
**Size-Overall**46%
**Advertised Vs Actual Product**18%
**Value For Money**9%
**Leak-Proof**5%
**Quality-Overall**5%
**Material Quality**3%
**Ease Of Use**2%
**Thin**2%
**Defective Material/Parts**1%
**Functionality-Overall**1%
## **Common questions**
- **Is styrofoam cups 16 oz profitable to sell on Amazon United States?**
- The niche generates $450K/yr across 21 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +3.6%. Flapen's verdict: Worth a look (60/100).
- **How competitive is the styrofoam cups 16 oz niche?**
- 10 brands and 124 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 86% of demand.
- **What do buyers complain about in styrofoam cups 16 oz?**
- Top complaints mined from reviews: Leak-Proof, Quality-Overall, Value For Money. The return rate is 0.4%.
- **When does demand for styrofoam cups 16 oz peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the styrofoam cups 16 oz niche?**
- Listings span $12.85–$78.96; the average listing price is $38.03 (sweet spot $15–$100). The average incumbent carries 613 reviews — the moat a new listing must climb.
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