---
title: "Lunch Box with Thermos — $247K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/home-kitchen/lunch-box-with-thermos"
last_updated: "2026-08-06T03:52:25.701Z"
locale: en
meta:
description: "Niche score 57/100 · $247K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Aug 2026."
"og:description": "Niche score 57/100 · $247K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Aug 2026."
"og:title": "Lunch Box with Thermos — $247K/yr Amazon US Niche (2026) - Flapen"
---
# **lunch box with thermos**
**Worth a look**
Shows a fragmented shelf (top 5 take 15% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 46Growth 55Conversion 16Competition 96Returns 39Price range 80Avg price 94Brand share 92Review moat 23Quality gap 25
**Competition**
**Incredible****15%**
top-5 click share — an open shelf
**Avg price**
**Great****$22.69**
avg listing price — sweet spot $15–$100
**Brand share**
**Great****43%**
top-5 brand share — no brand owns this niche
**Price range**
**Great****$6.51–$50.47**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Good****+28.7%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$247K**
$247K/yr · 844K searches
**Returns**
**Okay****3.9%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Bad****8,593.76**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Bad****1.3%**
search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, lunch box with thermos is a $247K/yr Amazon United States market (844K searches/yr). The top 5 brands hold 43% of demand. Demand peaks in Aug–Sep. Verdict: Worth a look — 57/100.
Data updated Aug 2, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **lunch box with thermos market data**
- **Units sold / yr**
- **13K–15K**
- avg 0–100/product
- **Revenue / yr**
- **$284K–$340K**
- units × avg price
- **Conversion rate**
- **1.3%**
- **Avg BSR**
- **#113**
- **Page quality**
- **0%**
- **Prime**
- **99%**
- **Sponsored**
- **95%**
- **Out of stock**
- **4.1%**
- **Avg brand age**
- **34 months**
- **Avg seller age**
- **137 days**
## **Competition & brand share**
Clicks spread well past the top 5 (15% combined) — an open shelf where new products get seen.
**Brands**
**73 **▲rising
**Sellers**
**119**
**Top-5 brand share**
**43%**
Top 20: 77%
**Top-5 click share**
**15%**
Top 20: 38%
**Open market**
**53%**
- Bentgo22% - Omie7% - FlowFly6% - Simple Modern5% - wiwens4% - mibasies3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +28.7% search growth over the last 90 days.
50K30KSpike '24Spike '25Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep · busiest ÷ quietest = 5.4×
[**Open Trend **](https://flapen.com/research/us/home-kitchen/lunch-box-with-thermos/trend)
## **Top lunch box with thermos search terms**
- **toddler lunch bag**104K/yr+27.7%1.1% conv. - **lunch box with thermos**118K/yr+27.2%0.6% conv. - **kids lunch box with thermos**92K/yr+55.9%0.8% conv. - **bentgo kids**54K/yr+63.6%1.0% conv. - **baby lunch box**43K/yr+20.4%1.3% conv. - **baby lunch box for daycare**43K/yr-21.1%1.7% conv. - **toddler lunchbox**29K/yr+43.2%1.5% conv. - **lunch box kids girl**40K/yr+45.8%0.6% conv. - **toddler girl lunch box**28K/yr+48.0%1.5% conv. - **kids insulated lunch bag**24K/yr+102.9%0.8% conv. [**All search terms **](https://flapen.com/research/us/home-kitchen/lunch-box-with-thermos/search-terms)
## **Top lunch box with thermos 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%1%$2K2%$5K3%$7K4%$10K1101001K10K100K Reviews — right = deep review moatMarket 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.
### **Top sellers**
by 90-day click share
[1**CaCTOUR Lunch Box Kids Premium Insulated Lunchbox for Girls Boys Soft Mini Cooler Bag Back to School Thermal Reusable Lunch Bag for Work School Picnic (Blue)**CaCTOUR**$10.68**4.7★1,384 rev](https://www.amazon.com/dp/B0BTYLDSTX) [2**Omie OmieBox Kids Insulated Leakproof Bento Lunch Box with Food Jar (Blue Sky)**Omie**$47.78**4.5★41,793 rev](https://www.amazon.com/dp/B017SGIMV2) [3**mibasies Kids Lunch Box for Girls Insulated and Reusable Lunch Bag for School Preschool Kindergarten Flower Pink**mibasies**$13.68**4.8★2,416 rev](https://www.amazon.com/dp/B0D8T25CJR) [4**wiwens Bento Lunch Box for Kids with 12oz Soup Thermo Leak-Proof Lunch Food Container with 5 Compartment Thermo Hot Food Jar and Insulated Lunch Bag for Kid Toddler Girls Boys to School**wiwens**$29.94**4.6★1,761 rev](https://www.amazon.com/dp/B0CPXRQ565) [5**FlowFly Kids Lunch box Insulated Soft Bag Mini Cooler Back to School Thermal Meal Tote Kit for Girls Boys Unicorn**FlowFly**$10.01**4.6★11,290 rev](https://www.amazon.com/dp/B08D8J47LY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Genteen Kids Lunch Box Insulated Lunch Bag for Kids Toddler Girl and Boy; Holds Lunch Box Water Bottle & Snacks; Easy-Clean Water-Resistant Fabric & Multiple Zippered Pockets (Yellow Blue)**Genteen**$9.35**107 rev8mo ago](https://www.amazon.com/dp/B0G246K35B) [![Norxely Bento Box for Kids with Thermos [Large Capacity] Insulated Lunch Box Kids with 4 Compartment for Ages 3+ Drop-Proof & Dishwasher Safe Lunchbox Container Green](https://m.media-amazon.com/images/I/41D37eVcOEL.jpg)**Norxely Bento Box for Kids with Thermos \[Large Capacity\] Insulated Lunch Box Kids with 4 Compartment for Ages 3+ Drop-Proof & Dishwasher Safe Lunchbox Container Green**Norxely**$18.83**5 rev1y ago](https://www.amazon.com/dp/B0FHQ4LXDG) [**FAJSL Game Bento Box for Kids Lunch Box with Thermo(9oz Food Jar) Folding Spoon Removable Divider & Sauce Cup Lunch Box Kids for School Travel BPA-Free & Realistic Shape(Blue-Red)**FAJSL**$29.08**290 rev1y ago](https://www.amazon.com/dp/B0FD9B38GH) [**Aimsnk Lunch Box Kids with Thermo Insulated Lunch Bag for School Purple**Aimsnk**$31.77**304 rev1y ago](https://www.amazon.com/dp/B0DF7PZVJT) [**Itzy Ritzy Toddler Lunch Box - Kids Lunch Bag is Insulated and Includes Water Bottle Holder Plus 2 Pockets - Durable Easy to Clean Toddler Bag (Farm)**Itzy Ritzy**$17.54**99 rev1y ago](https://www.amazon.com/dp/B0DHQK8N42)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Bentgo Chill Kids 4-Compartment Bento Box Leakproof Lunch Box**Bentgo**$30.46**4.6★**▲ 139%**](https://www.amazon.com/dp/B0C66CGD5S) [![Norxely Bento Box for Kids with Thermos [Large Capacity] Insulated Lunch Box Kids with 4 Compartment for Ages 3+ Drop-Proof & Dishwasher Safe Lunchbox Container Green](https://m.media-amazon.com/images/I/41D37eVcOEL.jpg)**Norxely Bento Box for Kids with Thermos \[Large Capacity\] Insulated Lunch Box Kids with 4 Compartment for Ages 3+ Drop-Proof & Dishwasher Safe Lunchbox Container Green**Norxely**$18.83**5.0★**▲ 115%**](https://www.amazon.com/dp/B0FHQ4LXDG) [**mibasies Kids Lunch Box for Girls Insulated and Reusable Lunch Bag for School Preschool Kindergarten Flower Pink**mibasies**$13.68**4.8★**▲ 108%**](https://www.amazon.com/dp/B0D8T25CJR) [**Genteen Kids Lunch Box Insulated Lunch Bag for Kids Toddler Girl and Boy; Holds Lunch Box Water Bottle & Snacks; Easy-Clean Water-Resistant Fabric & Multiple Zippered Pockets (Yellow Blue)**Genteen**$9.35**4.6★**▲ 102%**](https://www.amazon.com/dp/B0G246K35B) [**Omie OmieBox Kids Insulated Leakproof Bento Lunch Box with Food Jar (Pink Berry)**Omie**$47.91**4.5★**▲ 71%**](https://www.amazon.com/dp/B017SGKZUI)
**~~View all trending →~~**
## **What buyers say about lunch box with thermos**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**17%
*“Perfect size for travel”*
**Quality-Overall**15%
*“Nice quality containers”*
**Value For Money**10%
*“Great Deal”*
**Storage Capacity**7%
*“holds a good amount of food”*
**Durability**6%
*“durable material”*
**Ease Of Use**5%
*“easy to hold”*
**Advertised Vs Actual Product**4%
*“Gets the Job Done”*
**Ease Of Cleaning**4%
*“it cleans up nicely”*
**Leak-Proof**3%
*“Leak proof”*
**Strength**3%
*“The containers are surprisingly sturdy”*
### **What buyers complain about **
**Size-Overall**14%
*“Much smaller”*
**Durability**11%
*“Breaks easily”*
**Quality-Overall**9%
*“low build quality”*
**Leak-Proof**5%
*“It leaks”*
**Value For Money**3%
*“wish it wasn't so expensive”*
**Strength**3%
*“Not sturdy”*
**Temperature Control**3%
*“Does not keep food hot/warm”*
**Smell**3%
*“Strong chemical smell”*
**Heating**3%
*“didn't really keep the heat in”*
**Ease Of Cleaning**3%
*“Hard to clean”*
### **Top return reasons **
**Size-Overall**58%
**Value For Money**7%
**Quality-Overall**4%
**Advertised Vs Actual Product**4%
**Weight Heavy**3%
**Material Quality**3%
**Color**3%
**Functionality-Overall**2%
**Ease Of Use**2%
**Leak-Proof**2%
## **Common questions**
- **Is lunch box with thermos profitable to sell on Amazon United States?**
- The niche generates $247K/yr across 172 tracked products. 8 of 21 products launched in the last 360 days are still selling. 90-day search growth is +28.7%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the lunch box with thermos niche?**
- 73 brands and 119 sellers compete. The top 5 products take 15% of clicks and top 5 brands hold 43% of demand.
- **What do buyers complain about in lunch box with thermos?**
- Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 3.9%.
- **When does demand for lunch box with thermos peak?**
- Demand peaks in Aug–Sep; the busiest month runs 5.4× the quietest.
- **What does it cost to enter the lunch box with thermos niche?**
- Listings span $6.51–$50.47; the average listing price is $22.69 (sweet spot $15–$100). The average incumbent carries 8,594 reviews — the moat a new listing must climb.
## **Related niches in Home & Kitchen**
- 74 [**graduation centerpieces for tables 2023**](https://flapen.com/research/us/home-kitchen/graduation-centerpieces-for-tables-2023)$368K/yr+228.8%**Worth a look**- 74 [**artificial hanging flowers for outdoors**](https://flapen.com/research/us/home-kitchen/artificial-hanging-flowers-for-outdoors)$1.2M/yr+77.3%**Launch it**- 74 [**5th grade graduation decorations**](https://flapen.com/research/us/home-kitchen/5th-grade-graduation-decorations)$149K/yr+666.7%**Worth a look**- 74 [**green graduation decorations class of 2023**](https://flapen.com/research/us/home-kitchen/green-graduation-decorations-class-of-2023)$190K/yr+184.6%**Worth a look**- 74 [**flowers**](https://flapen.com/research/us/home-kitchen/flowers)$23.3M/yr+5.2%**Launch it**- 74 [**pool towel rack outdoor**](https://flapen.com/research/us/home-kitchen/pool-towel-rack-outdoor)$1.1M/yr+362.1%**Launch it**[**All Home & Kitchen niches **](https://flapen.com/research/us/home-kitchen)