- Flapen Score
- 36 / 100Ranks 1,928 of 2,472 Baby Products niches · −8 vs the category median of 4436
- Market size
- $385K/yr331K searches / yr
- 90-day growth
- +2.8%search demand this quarter
- Competition
- 74%top-5 click share · 4 brands · 14 sellers
Flapen Score
Milk Thermos against its category
The dotted line is the Baby Products average. Past it, Milk Thermos is stronger. Inside it, weaker.
Market
The Milk Thermos market on Amazon at a glance
Shoppers on Amazon United States searched for Milk Thermos 331K times last year and spent an estimated $385K. All 4 brands take every click. Flapen scores it 36 out of 100, a Fail.
01 · Demand
An estimated 2.1% of those searches ended in a purchase.
Shoppers searched for this 331K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 2.1% of those searches ended in a purchase. Searches in the last 90 days moved +2.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $385K a year.
- Searches, last 12 months
- 331K
- Growth, 90 days vs prior 90
- +2.8%
- Conversion, latest week
- 2.1%
- Market size, estimated
- $385Ka year
- Top search term
- ceres chill146K searches a year
02 · Price
A sale here is worth $55.84.
Listings sell for $55.84 on average, from $29.73 to $81.69. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At $55.84 that is $14K to $28K a year per listing.
- Average price
- $55.84inside the $15 to $100 sweet spot
- Price range
- $29.73–$81.69
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $14K–$28K
- Returns
- 4.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 13.0% of listings are out of stock. The average listing ranks #49 within Breastfeeding. It carries 1,138 reviews at 4.67 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 100%
- Out of stock, average day
- 13.0%
- Average rank
- #49in Breastfeeding
- Average rating
- 4.67 starsAmazon United States average 4.42 stars
- Average reviews
- 1,138per listing
- Listings tracked
- 14
04 · Newcomers
4 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 35 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 4
- Successful launches
- 4Amazon's first-year sales bar
- Average brand age
- 35 months
Products
Top Milk Thermos products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 12, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Ceres CHILL OG Breastmilk Chiller & Warmer 1234oz Portable Breast Milk Cooler Storage & Baby Bottle for Travel Work or On-The-Go Pump Compatible Container Dont Call Me Hon Plum
- Price
- $61.65
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 5y ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Touching Grass
- Price
- $64.54
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Boon Frosh Portable Breastmilk Chiller - Insulated Stainless Steel Cooler and Storage Container - Blue - Keeps Milk Cold for up to 17 Hours*
- Price
- $29.73
- Rating
- 4.6/5
- Reviews
- 746
- Age
- 1y ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Moonlighting
- Price
- $64.99
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Boon Frosh Portable Breastmilk Chiller - Insulated Stainless Steel Cooler and Storage Container - Purple - Keeps Milk Cold for up to 17 Hours*
- Price
- $30.99
- Rating
- 4.6/5
- Reviews
- 746
- Age
- 1y ago
Trending
estimated 90-day click momentum
Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Moonlighting
- Price
- $64.99
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Touching Grass
- Price
- $64.54
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container Dusty Lilac
- Price
- $63.96
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Little Black Dress
- Price
- $65.26
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Boon Frosh Portable Breastmilk Chiller - Insulated Stainless Steel Cooler and Storage Container - Blue - Keeps Milk Cold for up to 17 Hours*
- Price
- $29.73
- Rating
- 4.6/5
- Reviews
- 746
- Age
- 1y ago
Newest
by launch date
Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Touching Grass
- Price
- $64.54
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container Dusty Lilac
- Price
- $63.96
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Little Black Dress
- Price
- $65.26
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Ceres CHILL OG+ Breastmilk Chiller/Warmer 1238oz Portable Breast Milk Cooler Two Chilling Options & More Capacity Pump Compatible Container - Moonlighting
- Price
- $64.99
- Rating
- 4.7/5
- Reviews
- 1,772
- Age
- 3mo ago

Momcozy Portable Breast Milk Cooler for Travel 24H Ice-Free Cooling Breastmilk Storage Bottles Container 12 Ounces Leak Proof Outdoor Small Freezer Baby Breastfeeding Essential for New Moms
- Price
- $56.69
- Rating
- 4.6/5
- Reviews
- 261
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 74% of clicks. A locked shelf that new listings rarely crack.
Brands
4 flat
Sellers
14
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
74%
Top 20: 100%
Open market
0%
- CERES CHILL72%
- Boon20%
- Momcozy6%
- Willow1%
Demand
Milk Thermos search demand
Weekly searches over the year. Pick a range.
Search terms
Top Milk Thermos search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- ceres chill146K/yr
- ceres chill breastmilk storage69K/yr
- ceres chill breastmilk chiller16K/yr
- milk thermos17K/yr
- ceres chiller14K/yr
- boon frosh milk chiller5K/yr
- boon milk cooler6K/yr
- ceres chill bottle10K/yr
- boon milk chiller12K/yr
- insulated milk container4K/yr
Reviews and returns
What reviews say buyers love and hate about Milk Thermos
We read the reviews and the return reasons for every product selling here.
“Leaks”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Milk Thermos questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









