---
title: "Plastic Knives — $3.1M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/plastic-knives"
last_updated: "2026-08-09T10:00:38.612Z"
locale: en
meta:
description: "Niche score 58/100 · $3.1M/yr market · 732K searches/yr · $14.58 avg price. Clears our launch bar. Data updated Jul 2026."
"og:description": "Niche score 58/100 · $3.1M/yr market · 732K searches/yr · $14.58 avg price. Clears our launch bar. Data updated Jul 2026."
"og:title": "Plastic Knives — $3.1M/yr Amazon US Niche (2026) - Flapen"
---
# **plastic knives**
**Launch it**
A $3.1M/yr market growing +1.8% this quarter with returns at 0.3% — clears our launch bar.
Market size 96Growth 27Conversion 100Competition 25Returns 99Price range 66Avg price 72Brand share 36Review moat 64Quality gap 22
**Conversion**
**Incredible****29.1%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.3%**
return rate — above 5% kills the launch gate
**Market size**
**Incredible****$3.1M**
$3.1M/yr · 732K searches
**Avg price**
**Good****$14.58**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$5.78–$32.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****948.07**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Growth**
**Okay****+1.8%**
90-day search growth — must beat 0% to launch
**Competition**
**Okay****70%**
top-5 click share — leaders hold, buyers still browse
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, plastic knives is a $3.1M/yr Amazon United States market (732K searches/yr). The top 5 brands hold 83% of demand. Verdict: Launch it — 58/100.
Data updated Jul 21, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **plastic knives market data**
- **Units sold / yr**
- **150K–200K**
- avg 10,000–12,500/product
- **Revenue / yr**
- **$2.2M–$2.9M**
- units × avg price
- **Conversion rate**
- **29.1%**
- **Avg BSR**
- **#11**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **100%**
- **Out of stock**
- **3.2%**
- **Avg brand age**
- **60 months**
- **Avg seller age**
- **161 days**
## **Competition & brand share**
The top 5 products take 70% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **—flat
**Sellers**
**20**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**70%**
Top 20: 100%
**Open market**
**10%**
- Amazon Basics32% - Dealusy27% - POSATE9% - DineNshine8% - Dipoo7% - SACATR7% - Open — no brand owns it (6 brands, 10%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +1.8% search growth over the last 90 days.
15K10KPrime Day '25 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.2×
[**Open Trend **](https://flapen.com/research/us/health-household/plastic-knives/trend)
## **Top plastic knives search terms**
- **plastic knives**371K/yr+4.8%24.6% conv. - **plastic knives heavy duty**76K/yr+15.3%21.6% conv. - **plastic knife**62K/yr-2.5%8.1% conv. - **plastic knives disposable**44K/yr-10.9%21.1% conv. - **disposable knives**34K/yr-8.1%13.3% conv. - **clear plastic knives**28K/yr+13.2%21.0% conv. - **heavy duty plastic knives**21K/yr-6.8%16.3% conv. - **clear plastic knives heavy duty**13K/yr-13.2%17.7% conv. - **plastic knifes**11K/yr+7.7%21.8% conv. - **knives plastic disposable**14K/yr-31.2%18.7% conv. [**All search terms **](https://flapen.com/research/us/health-household/plastic-knives/search-terms)
## **Top plastic knives 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%10%$310K20%$620K30%$930K40%$1.2M101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Amazon Basics Disposable Clear Plastic Knives Premium Quality 100 Count**Amazon Basics**$5.78**4.8★94 rev](https://www.amazon.com/dp/B0FHY7SRBN) [2**Dealusy 360 Count Extra Heavy Duty Clear Plastic Knives Disposable BPA-Free Heat Resistant Solid and Durable Disposable Knives Bulk Premium Plastic Knives heavy duty for Party Supply**Dealusy**$25.71**4.8★1,114 rev](https://www.amazon.com/dp/B0CBQG2WMW) [3**Dealusy 100 Count Extra Heavy Duty Clear Plastic Knives Disposable BPA-Free Heat Resistant Solid and Durable Disposable Knives Bulk Premium Plastic Knives heavy duty for Party Supply**Dealusy**$10.16**4.8★980 rev](https://www.amazon.com/dp/B0CZHZ4VYY) [4**POSATE Clear Knives Heavy-Duty Crystal (100 Knives)**POSATE**$9.55**4.8★1,953 rev](https://www.amazon.com/dp/B085SVKK1T) [5**Dipoo 7.5 Clear Plastic Knives Heavy Duty Upgraded Heat Resistant & BPA Free Solid and Durable Plastic Cutlery Premium Disposable Knives for Party Supply(84 Count)**Dipoo**$7.93**4.7★1,134 rev](https://www.amazon.com/dp/B0B8595F6X)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Amazon Basics Disposable Clear Plastic Knives Premium Quality 100 Count**Amazon Basics**$5.78**94 rev3mo ago](https://www.amazon.com/dp/B0FHY7SRBN) [**Voatree 390 Count Heavy Duty Disposable Clear Plastic Knives 7 Inch Bulk**Voatree**$18.26**35 rev4mo ago](https://www.amazon.com/dp/B0GTDMWYGL) [**DineNshine 100 Pieces Clear Plastic Knives Heavy Duty Disposable - BPA-Free Heat Resistant Durable and Solid Premium Plastic knives for Party Supplies**DineNshine**$8.10**89 rev11mo ago](https://www.amazon.com/dp/B0FKT44FX9) [**Fracurs 7.5 Extra Plastic Knives Heavy Duty 120 Count Premium Disposable Plastic Knives Bulk BPA-free & Heat Resistant Solid and Sturdy Clear Knives for Parties Events and Daily Use**Fracurs**$9.09**67 rev1y ago](https://www.amazon.com/dp/B0FG2GFRF8) [**QualQuot 400 Count Heavy Duty Clear Plastic Knives Solid and Durable Disposable Knives BPA-Free and Heat Resistant Premium Disposable Knive for Daily Use and Party**QualQuot**$23.09**72 rev1y ago](https://www.amazon.com/dp/B0FF9C73BR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Voatree 390 Count Heavy Duty Disposable Clear Plastic Knives 7 Inch Bulk**Voatree**$18.26**4.5★**▲ 234%**](https://www.amazon.com/dp/B0GTDMWYGL) [**Amazon Basics Disposable Clear Plastic Knives Premium Quality 100 Count**Amazon Basics**$5.78**4.8★**▲ 230%**](https://www.amazon.com/dp/B0FHY7SRBN) [**600Pack Disposable Plastic Knives Bulk White Heavy Duty Silverware - Value Pack Cutlery Set For Parties Restaurant (600KNIVES)**biocean**$26.59**4.8★**▲ 104%**](https://www.amazon.com/dp/B0DG54461P) [**QualQuot 400 Count Heavy Duty Clear Plastic Knives Solid and Durable Disposable Knives BPA-Free and Heat Resistant Premium Disposable Knive for Daily Use and Party**QualQuot**$23.09**5.0★**▲ 89%**](https://www.amazon.com/dp/B0FF9C73BR) [**DineNshine 100 Pieces Clear Plastic Knives Heavy Duty Disposable - BPA-Free Heat Resistant Durable and Solid Premium Plastic knives for Party Supplies**DineNshine**$8.10**4.4★**▲ 53%**](https://www.amazon.com/dp/B0FKT44FX9)
**~~View all trending →~~**
## **What buyers say about plastic knives**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**20%
*“Excellent quality”*
**Value For Money**19%
*“Great value”*
**Strength**18%
*“Strong and sturdy”*
**Durability**12%
*“Pretty durable”*
**Advertised Vs Actual Product**3%
*“as advertised”*
**Ease Of Use**3%
*“Easy to use”*
**Size-Overall**2%
*“good size”*
**Weight Heavy**2%
*“These ones are so heavy duty”*
**Thickness**2%
*“The thickness it good”*
**Sharpness**2%
*“The knife is strong”*
### **What buyers complain about **
**Strength**17%
*“Not very strong”*
**Weight Heavy**10%
*“They are a little heavier weight”*
**Durability**10%
*“Not durable at all”*
**Quality-Overall**6%
*“Poor quality”*
**Size-Overall**5%
*“Too small”*
**Flexibility**5%
*“They are as bendable as a piece of grass”*
**Material Quality**5%
*“Cheap material”*
**Sharpness**4%
*“They are not overly sharp”*
**Thickness**3%
*“I was expecting them to be a little thicker because the box says extra heavy duty”*
**Value For Money**2%
*“I noticed that the price has gone up by almost $3”*
### **Top return reasons **
**Value For Money**18%
**Size-Overall**13%
**Strength**12%
**Material Quality**11%
**Advertised Vs Actual Product**8%
**Quality-Overall**7%
**Weight Heavy**5%
**Product Condition**4%
**Leak-Proof**2%
**Durability**2%
## **Common questions**
- **Is plastic knives profitable to sell on Amazon United States?**
- The niche generates $3.1M/yr across 15 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +1.8%. Flapen's verdict: Launch it (58/100).
- **How competitive is the plastic knives niche?**
- 12 brands and 20 sellers compete. The top 5 products take 70% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in plastic knives?**
- Top complaints mined from reviews: Strength, Weight Heavy, Durability. The return rate is 0.3%.
- **When does demand for plastic knives peak?**
- Demand is steady year-round — the busiest month runs 1.2× the quietest.
- **What does it cost to enter the plastic knives niche?**
- Listings span $5.78–$32.53; the average listing price is $14.58 (sweet spot $15–$100). The average incumbent carries 948 reviews — the moat a new listing must climb.
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