Medela Flanges
FailThe top 5 brands take 98% of clicks, so Medela Flanges is a Fail.
- Flapen Score
- 37 / 100Ranks 1,842 of 2,472 Baby Products niches · −7 vs the category median of 4437
- Market size
- $203K/yr216K searches / yr
- 90-day growth
- +2.3%search demand this quarter
- Competition
- 66%top-5 click share · 6 brands · 22 sellers
Flapen Score
Medela Flanges against its category
The dotted line is the Baby Products average. Past it, Medela Flanges is stronger. Inside it, weaker.
Market
The Medela Flanges market on Amazon at a glance
Shoppers on Amazon United States searched for Medela Flanges 216K times last year and spent an estimated $203K. The top 5 brands take 98% of clicks. Flapen scores it 37 out of 100, a Fail.
01 · Demand
An estimated 6.8% of those searches ended in a purchase.
Shoppers searched for this 216K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.8% of those searches ended in a purchase. Searches in the last 90 days moved +2.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated $203K a year.
- Searches, last 12 months
- 216K
- Growth, 90 days vs prior 90
- +2.3%
- Conversion, latest week
- 6.8%
- Market size, estimated
- $203Ka year
- Peak month
- October1.2× the quietest month
- Top search term
- medela hand pump flange69K searches a year
02 · Price
A sale here is worth $13.75.
Listings sell for $13.75 on average, from $8.01 to $24.08. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 1,000 to 1,250 of them. At $13.75 that is $14K to $17K a year per listing.
- Average price
- $13.75under the $15 to $100 sweet spot
- Price range
- $8.01–$24.08
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 13K–15K
- Units per listing a year
- 1,000–1,250
- Revenue per listing a year
- $14K–$17K
- Returns
- 4.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
73% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #32 within Breastfeeding. It carries 7,055 reviews at 4.52 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 73%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #32in Breastfeeding
- Average rating
- 4.52 starsAmazon United States average 4.42 stars
- Average reviews
- 7,055per listing
- Listings tracked
- 15
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top Medela Flanges 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
Medela PersonalFit Flex Breast Shields | 2 Pack of Small 21mm Breast Pump Flanges | Made Without BPA | Shaped Around You for Comfortable and Efficient Pumping
- Price
- $15.64
- Rating
- 4.6/5
- Reviews
- 19,737
- Age
- 7y ago

Nenesupply 19mm Oval Flanges Compatible with Medela Breast Pump Parts Replace 19mm Medela Flange Accessories. Work with Pump in Style Parts Symphony Parts Swing Maxi Harmony and Personalfit Flex
- Price
- $14.95
- Rating
- 4.4/5
- Reviews
- 4,444
- Age
- 3y ago

Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield of Most Pumps Flange Sizing Kit Silicone Flanges Insert Breastfeeding Essentials Kit for New Moms
- Price
- $10.05
- Rating
- 4.6/5
- Reviews
- 2,006
- Age
- 2y ago

19mm Oval Flanges Shields Compatible with Medela Pumps Replacement Parts for Pump in Style Symphony Swing Maxi Harmony and Personalfit FlexBreast Pump Accessories
- Price
- $13.54
- Rating
- 4.5/5
- Reviews
- 440
- Age
- 3y ago

Flange Inserts 13/15/17/19/21mm 5pcs Suitable for Medela Spectra 24mm Shields/Flanges Compatible with Momcozy S12 Pro/S9 Pro/S9/S12 Wearable Breast Pump Reduce 24mm Tunnel Down to Correct Size
- Price
- $8.01
- Rating
- 4.4/5
- Reviews
- 2,046
- Age
- 3y ago
Trending
estimated 90-day click momentum
Medela Compatible Flange Breast Shield Inserts 15mm 18mm 21mm Replacement Accessory Pump Part 2 of Each Size 6PC
- Price
- $13.82
- Rating
- 4.6/5
- Reviews
- 14
- Age
- 4mo ago

17mm Oval Flanges Shields Compatible with Medela Pumps Replacement Parts for Pump in Style Symphony Swing Maxi Harmony and Personalfit FlexBreast Pump Accessories
- Price
- $13.57
- Rating
- 4.5/5
- Reviews
- 440
- Age
- 3y ago

Medela PersonalFit Flex Breast Shields | 2 Pack of Small 27mm Breast Pump Flanges | Made Without BPA | Shaped Around You for Comfortable and Efficient Pumping
- Price
- $17.98
- Rating
- 4.6/5
- Reviews
- 19,737
- Age
- 7y ago

Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield of Most Pumps Flange Sizing Kit Silicone Flanges Insert Breastfeeding Essentials Kit for New Moms
- Price
- $10.05
- Rating
- 4.6/5
- Reviews
- 2,006
- Age
- 2y ago

Nenesupply 15mm Oval Flanges Compatible with Medela Breast Pump Parts Replace 17mm Flange Accessories. Work with Pump in Style Parts Symphony Parts Swing Maxi Harmony and Personalfit Flex Connector
- Price
- $14.93
- Rating
- 4.4/5
- Reviews
- 4,444
- Age
- 3y ago
Newest
by launch date
Medela Compatible Flange Breast Shield Inserts 15mm 18mm 21mm Replacement Accessory Pump Part 2 of Each Size 6PC
- Price
- $13.82
- Rating
- 4.6/5
- Reviews
- 14
- Age
- 4mo ago

Nursi Luna Flange Sizing Kit 3-in-1 with 13/15/17/19/21mm for 24mm Electric Breast Pump Flanges/Shields 10PCS Soft Silicone Flange Inserts for More Comfortable Pumping BPA-Free Essential for Moms
- Price
- $9.87
- Rating
- 4.6/5
- Reviews
- 2,081
- Age
- 2y ago

Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield of Most Pumps Flange Sizing Kit Silicone Flanges Insert Breastfeeding Essentials Kit for New Moms
- Price
- $10.05
- Rating
- 4.6/5
- Reviews
- 2,006
- Age
- 2y ago

Nuliie 3-in-1 Flange Sizing Kit 13/15/17/19/21mm for 24mm Electric Double Breast Pump Flange/Shield 10PCS Silicone Flange Inserts to Boost Pumping Efficiency & Comfort BPA-Free Essential for Moms
- Price
- $9.68
- Rating
- 4.6/5
- Reviews
- 4,179
- Age
- 2y ago

Nenesupply 19mm Oval Flanges Compatible with Medela Breast Pump Parts Replace 19mm Medela Flange Accessories. Work with Pump in Style Parts Symphony Parts Swing Maxi Harmony and Personalfit Flex
- Price
- $14.95
- Rating
- 4.4/5
- Reviews
- 4,444
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 66% of clicks. Leaders hold, but buyers still shop past them.
Brands
6 falling
Sellers
22
Est. top-5 brand share
98%
Top 20: 100%
Est. top-5 click share
66%
Top 20: 100%
Open market
0%
- Medela42%
- NENESUPPLY24%
- Nursi Luna15%
- PUMPMOM-US12%
- GOCROWEEN6%
- Nuliie2%
Demand
Medela Flanges search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.2×
Search terms
Top Medela Flanges search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- medela hand pump flange69K/yr
- medela flanges57K/yr
- medela flange25K/yr
- medela breast pump flanges13K/yr
- medela harmony flange9K/yr
- medela 21mm flange8K/yr
- medela pump flanges6K/yr
- medela manual breast pump flange5K/yr
- medela flange 21mm6K/yr
- medela personal fit flex flanges3K/yr
Reviews and returns
What reviews say buyers love and hate about Medela Flanges
We read the reviews and the return reasons for every product selling here.
“No longer works”
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.
16 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 Medela Flanges 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









