---
title: "glass breastmilk storage bottles — Niche Verdict: Skip it (42/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/baby-products/glass-breastmilk-storage-bottles"
last_updated: "2026-07-13T23:11:14.320Z"
locale: en
meta:
  description: "strong incumbent ratings (4.7★) — glass breastmilk storage bottles doesn't clear our bar today."
  "og:description": "strong incumbent ratings (4.7★) — glass breastmilk storage bottles doesn't clear our bar today."
  "og:title": "glass breastmilk storage bottles — Niche Verdict: Skip it (42/100) | Amazon United States - Flapen"
---

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# **glass breastmilk storage bottles**

**Skip it**

Strong incumbent ratings (4.7★) — this niche doesn't clear our bar today.

Market size 53Growth 32Conversion 37Competition 27Returns 47Price range 89Avg price 95Brand share 38Review moat 38Quality gap 21

**Avg price**

**Incredible****$24.51**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$9.75–$81.69**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Market size**

**Good****$350K**

$350K/yr · 484K searches

**Returns**

**Okay****3.4%**

return rate — above 6% kills the launch gate

**Brand share**

**Okay****82%**

top-5 brand share — brands hold most of the demand

**Review moat**

**Okay****2,672.87**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Okay****2.9%**

search→purchase rate — share of searches ending in a sale

**Growth**

**Okay****+5.4%**

90-day search growth — must beat 0% to launch

**Competition**

**Okay****69%**

top-5 click share — leaders hold, buyers still browse

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

## **Competition**

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**11 **▼falling

**Sellers**

**20**

**Top-5 brand share**

**82%**

**Open market**

**14%**

- Momcozy46% - COMI17% - Syntic9% - Medela5% - JunVpic4% - WeeSprout4% - Open — no brand owns it (5 brands, 14%)

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$35K20%$70K30%$105K40%$140K101001K10K100K 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![Momcozy Natural Baby Bottle Wide-Neck BPA Free Breast Milk Container Storage Collection Bottle for Fridge & Milk Cooler Breastfeeding Essential 11 oz 4 pcs](https://m.media-amazon.com/images/I/41YF-HNoCQL.jpg)**Momcozy Natural Baby Bottle Wide-Neck BPA Free Breast Milk Container Storage Collection Bottle for Fridge & Milk Cooler Breastfeeding Essential 11 oz 4 pcs**Momcozy**$28.95**4.8★816 rev](https://www.amazon.com/dp/B0DP2BQK9P) [2![COMI Wide Neck Glass Breastmilk Collection n Storage Bottle 4 Packs 6oz with Screw Ring Sealing Disk; Re-markable Sealing Disc. BPA Free Fits Breast Pumps & Nipples (4 Gray Lids)](https://m.media-amazon.com/images/I/41AypFHQ+CL.jpg)**COMI Wide Neck Glass Breastmilk Collection n Storage Bottle 4 Packs 6oz with Screw Ring Sealing Disk; Re-markable Sealing Disc. BPA Free Fits Breast Pumps & Nipples (4 Gray Lids)**COMI**$25.53**4.5★659 rev](https://www.amazon.com/dp/B0CCNGVN8D) [3![8 Pack 16 Oz Reusable Glass Milk Bottles w 100% Airtight Heavy Duty SCREW Lid & 2 Pour Spouts - Glass Juice Bottles w Capacity Mark - Beverage Drinking Jar Juice Container Breast Milk(Extra 2 Lids)](https://m.media-amazon.com/images/I/41HC6PTj7EL.jpg)**8 Pack 16 Oz Reusable Glass Milk Bottles w 100% Airtight Heavy Duty SCREW Lid & 2 Pour Spouts - Glass Juice Bottles w Capacity Mark - Beverage Drinking Jar Juice Container Breast Milk(Extra 2 Lids)**Syntic**$25.58**4.9★658 rev](https://www.amazon.com/dp/B0C4DG8BXX) [4![Momcozy Breast Milk Pitcher Resistant to Heat and Cold Abrupt Temp Swings No Leak Glass Breast Milk Fridge Storage Container with Wide Mouth Fast Baby Formula Maker Green](https://m.media-amazon.com/images/I/315-b2xHP1L.jpg)**Momcozy Breast Milk Pitcher Resistant to Heat and Cold Abrupt Temp Swings No Leak Glass Breast Milk Fridge Storage Container with Wide Mouth Fast Baby Formula Maker Green**Momcozy**$30.98**4.7★1,449 rev](https://www.amazon.com/dp/B0D1KKVYKK) [5![Medela Breast Milk Collection and Storage Bottles with Solid Lids - 6pk/5oz-150mL Breastmilk Container Compatible Breast Pumps and Made Without BPA](https://m.media-amazon.com/images/I/61CvFPklalL.jpg)**Medela Breast Milk Collection and Storage Bottles with Solid Lids - 6pk/5oz-150mL Breastmilk Container Compatible Breast Pumps and Made Without BPA**Medela**$12.31**4.8★15,196 rev](https://www.amazon.com/dp/B00DB5F114)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![6PCS Breastmilk Storage Bottle BPA Free Wide-Neck Spectra Bottles for Pumping Storage Collection Baby Bottles for Fridge & Momcozy Breast Milk Cooler Breastfeeding Bottle 10 oz](https://m.media-amazon.com/images/I/41nUm+qLSJL.jpg)**6PCS Breastmilk Storage Bottle BPA Free Wide-Neck Spectra Bottles for Pumping Storage Collection Baby Bottles for Fridge & Momcozy Breast Milk Cooler Breastfeeding Bottle 10 oz**afontoto**$24.24**99 rev8mo ago](https://www.amazon.com/dp/B0FX2S6WXD) [![Momcozy Natural Baby Bottle Wide-Neck BPA Free Breast Milk Container Storage Collection Bottle for Fridge & Milk Cooler Breastfeeding Essential 11 oz 4 pcs](https://m.media-amazon.com/images/I/41YF-HNoCQL.jpg)**Momcozy Natural Baby Bottle Wide-Neck BPA Free Breast Milk Container Storage Collection Bottle for Fridge & Milk Cooler Breastfeeding Essential 11 oz 4 pcs**Momcozy**$28.95**816 rev1y ago](https://www.amazon.com/dp/B0DP2BQK9P) [![Momcozy Soft Baby Nipple Premium Natural Flow Silicone for Wide-Neck Bottles BPA-Free Perfectly Compatible with Momcozy Breast Milk Cooler Medium (Pack of 2)](https://m.media-amazon.com/images/I/41+2YFv2XvL.jpg)**Momcozy Soft Baby Nipple Premium Natural Flow Silicone for Wide-Neck Bottles BPA-Free Perfectly Compatible with Momcozy Breast Milk Cooler Medium (Pack of 2)**Momcozy**$10.13**48 rev1y ago](https://www.amazon.com/dp/B0DNYFP2Q7) [![Momcozy 22oz Portable Breast Milk Cooler for Outdoor Life Saver with 360 Total Cooling for 24 Hours Larger Capacity Travel Breastmilk Chiller with 2pcs Baby Bottles for Breastmilk Storage Green](https://m.media-amazon.com/images/I/41L+mhpGO9L.jpg)**Momcozy 22oz Portable Breast Milk Cooler for Outdoor Life Saver with 360 Total Cooling for 24 Hours Larger Capacity Travel Breastmilk Chiller with 2pcs Baby Bottles for Breastmilk Storage Green**Momcozy**$81.69**2,218 rev1y ago](https://www.amazon.com/dp/B0D3195F82) [![Momcozy Breast Milk Pitcher Resistant to Heat and Cold Abrupt Temp Swings No Leak Glass Breast Milk Fridge Storage Container with Wide Mouth Fast Baby Formula Maker Green](https://m.media-amazon.com/images/I/315-b2xHP1L.jpg)**Momcozy Breast Milk Pitcher Resistant to Heat and Cold Abrupt Temp Swings No Leak Glass Breast Milk Fridge Storage Container with Wide Mouth Fast Baby Formula Maker Green**Momcozy**$30.98**1,449 rev2y ago](https://www.amazon.com/dp/B0D1KKVYKK)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![6PCS Breastmilk Storage Bottle BPA Free Wide-Neck Spectra Bottles for Pumping Storage Collection Baby Bottles for Fridge & Momcozy Breast Milk Cooler Breastfeeding Bottle 10 oz](https://m.media-amazon.com/images/I/41nUm+qLSJL.jpg)**6PCS Breastmilk Storage Bottle BPA Free Wide-Neck Spectra Bottles for Pumping Storage Collection Baby Bottles for Fridge & Momcozy Breast Milk Cooler Breastfeeding Bottle 10 oz**afontoto**$24.24**4.6★**▲ 107%**](https://www.amazon.com/dp/B0FX2S6WXD) [![Mason Bottle Breast Milk Storage Jars (4oz & 8oz 8-Pack) Reusable Glass Breastmilk Storage Jar & Baby Food Containers with Lid & Breast Milk Storage Airtight Stackable Freezable (Deep Ocean)](https://m.media-amazon.com/images/I/51ovcWAmirL.jpg)**Mason Bottle Breast Milk Storage Jars (4oz & 8oz 8-Pack) Reusable Glass Breastmilk Storage Jar & Baby Food Containers with Lid & Breast Milk Storage Airtight Stackable Freezable (Deep Ocean)**Mason Bottle**$31.71**4.3★**▲ 49%**](https://www.amazon.com/dp/B08Z79BW9T) [![OneDream Breast Milk Pitcher 32oz Glass Pitcher with Lid Formula Pitcher Leakproof Drip-Free Spout Wide Mouth Mason Jar Pitcher for Easy Pouring Dishwasher Safe Breastmilk Storage Pitcher](https://m.media-amazon.com/images/I/31PX102nw3L.jpg)**OneDream Breast Milk Pitcher 32oz Glass Pitcher with Lid Formula Pitcher Leakproof Drip-Free Spout Wide Mouth Mason Jar Pitcher for Easy Pouring Dishwasher Safe Breastmilk Storage Pitcher**OneDream**$14.48**4.5★**▲ 44%**](https://www.amazon.com/dp/B0BXKYFLTG) [![COMI Wide Neck Glass Breastmilk Collection n Storage Bottle 6oz with Screw Ring Sealing Disk; Re-markable Sealing Disc. BPA Free Fits Breast Pumps & Nipples (2 Pack Gray Lids)](https://m.media-amazon.com/images/I/41fSSD2DU8L.jpg)**COMI Wide Neck Glass Breastmilk Collection n Storage Bottle 6oz with Screw Ring Sealing Disk; Re-markable Sealing Disc. BPA Free Fits Breast Pumps & Nipples (2 Pack Gray Lids)**COMI**$13.41**4.5★**▲ 32%**](https://www.amazon.com/dp/B0CCJ65JP5) [![COMI Wide Neck Glass Breastmilk Collection n Storage Bottle 4 Packs 6oz with Screw Ring Sealing Disk; Re-markable Sealing Disc. BPA Free Fits Breast Pumps & Nipples (4 Gray Lids)](https://m.media-amazon.com/images/I/41AypFHQ+CL.jpg)**COMI Wide Neck Glass Breastmilk Collection n Storage Bottle 4 Packs 6oz with Screw Ring Sealing Disk; Re-markable Sealing Disc. BPA Free Fits Breast Pumps & Nipples (4 Gray Lids)**COMI**$25.53**4.5★**▲ 27%**](https://www.amazon.com/dp/B0CCNGVN8D)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — +5.4% search growth over the last 90 days.

13K8KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.6×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**13%

*“Good Quality”*

**Storage Capacity**11%

*“Convenient for storage”*

**Ease Of Use**11%

*“Easy to use”*

**Leak-Proof**8%

*“They don't leak”*

**Size-Overall**8%

*“Perfect size”*

**Ease Of Cleaning**8%

*“cleaning, which saves time”*

**Value For Money**7%

*“Worth it”*

**Durability**4%

*“Durable and works great”*

**Advertised Vs Actual Product**4%

*“Does What It Says”*

**Portability**3%

*“It is easy to carry”*

### **What buyers complain about **

**Leak-Proof**14%

*“This is leaking everywhere from the lid”*

**Durability**10%

*“Broke”*

**Size-Overall**8%

*“Very small”*

**Quality-Overall**8%

*“given the price it is low quality”*

**Value For Money**5%

*“A little pricey”*

**Ease Of Use**4%

*“Lid is super hard to snap closed”*

**Product Condition**4%

*“The product I received was clearly used”*

**Strength**3%

*“Extremely Fragile”*

**Ease Of Cleaning**3%

*“then even harder to open to clean it”*

**Weight Heavy**3%

*“Is a little bulky for everyday use”*

### **Top return reasons **

**Size-Overall**35%

**Material Quality**12%

**Value For Money**10%

**Weight Heavy**7%

**Breastfeeding Friendly**6%

**Advertised Vs Actual Product**6%

**Leak-Proof**4%

**Product Condition**3%

**Color**2%

**Quality-Overall**2%