Spectra Flange
FailThe top 5 brands take 94% of clicks, so Spectra Flange is a Fail.
- Flapen Score
- 43 / 100Ranks 1,304 of 2,472 Baby Products niches · −1 vs the category median of 4443
- Market size
- $528K/yr423K searches / yr
- 90-day growth
- -3.5%search demand this quarter
- Competition
- 62%top-5 click share · 8 brands · 21 sellers
Flapen Score
Spectra Flange against its category
The dotted line is the Baby Products average. Past it, Spectra Flange is stronger. Inside it, weaker.
Market
The Spectra Flange market on Amazon at a glance
Shoppers on Amazon United States searched for Spectra Flange 423K times last year and spent an estimated $528K. The top 5 brands take 94% of clicks. Flapen scores it 43 out of 100, a Fail.
01 · Demand
An estimated 7.9% of those searches ended in a purchase.
Shoppers searched for this 423K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.9% of those searches ended in a purchase. Searches in the last 90 days moved -3.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $528K a year.
- Searches, last 12 months
- 423K
- Growth, 90 days vs prior 90
- -3.5%
- Conversion, latest week
- 7.9%
- Market size, estimated
- $528Ka year
- Peak month
- February1.3× the quietest month
- Top search term
- spectra flange229K searches a year
02 · Price
A sale here is worth $15.85.
Listings sell for $15.85 on average, from $8.85 to $29.70. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 1,500 to 2,000 of them. At $15.85 that is $24K to $32K a year per listing.
- Average price
- $15.85inside the $15 to $100 sweet spot
- Price range
- $8.85–$29.70
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 1,500–2,000
- Revenue per listing a year
- $24K–$32K
- Returns
- 4.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
95% 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 #46 within Breastfeeding. It carries 3,251 reviews at 4.56 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 95%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #46in Breastfeeding
- Average rating
- 4.56 starsAmazon United States average 4.42 stars
- Average reviews
- 3,251per listing
- Listings tracked
- 21
04 · Newcomers
2 of last year's 4 launches cleared the first-year sales bar.
4 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 41 months on average, so the names here are settling in.
- Launched, last 12 months
- 4
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 41 months
Products
Top Spectra Flange 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
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

Maymom 18mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Spectra 9 Plus Not Original Spectra Pump Parts Replace Spectra S2 Pump Parts Spectra Flange Spectra Duckbill Valve
- Price
- $19.74
- Rating
- 4.6/5
- Reviews
- 6,022
- Age
- 3y ago

Spectra Baby USA - Single Breast Flange - Small / 20mm
- Price
- $14.39
- Rating
- 4.8/5
- Reviews
- 3,902
- Age
- 7y ago

Maymom Wide Neck Pump Part Compatible with Spectra S1/S2 Pumps; Incl Wide Mouth Flange; Not Original Spectra Flange; Replaces Shield (19 mm Two Flanges)
- Price
- $16.63
- Rating
- 4.7/5
- Reviews
- 7,932
- Age
- 8y ago

Maymom 21mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus Replacment Pump Parts Not Original Spectra Flange Duckbill Valve
- Price
- $18.80
- Rating
- 4.6/5
- Reviews
- 6,022
- Age
- 6y ago
Trending
estimated 90-day click momentum
Flange Inserts for Spectra Spectra Replacement Pump Parts for S1/S2/9 Plus Not Original Accessories Breast Pump Parts Include 2-Pack 21MM Flanges and 4-Pack Duckbill Valves
- Price
- $9.50
- Rating
- 4.4/5
- Reviews
- 119
- Age
- 11mo 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

Momstouch 17mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus Breastpump Replacement to Pump Parts Not Original Replace Accessories.
- Price
- $16.78
- Rating
- 4.3/5
- Reviews
- 592
- Age
- 11mo ago

Momstouch Pump Parts Compatible with Spectra S1/S2/9 Plus Not Original Accessories Full Set Replacements Include 18mm Flanges Duckbill Valves Backflow Protectors Tubings and Bottles
- Price
- $29.70
- Rating
- 4.6/5
- Reviews
- 405
- Age
- 10mo ago

PumpMom-us 19mm Soft Rim Flanges Compatible with Spectra S2 S1 9 Plus Breastpumps Accessories Replacement Breast Shield and Duckbill Valves for Spectra Pump Parts and 19 Flange
- Price
- $16.80
- Rating
- 4.4/5
- Reviews
- 915
- Age
- 2y ago
Newest
by launch date
Momstouch Pump Parts Compatible with Spectra S1/S2/9 Plus Not Original Accessories Full Set Replacements Include 18mm Flanges Duckbill Valves Backflow Protectors Tubings and Bottles
- Price
- $29.70
- Rating
- 4.6/5
- Reviews
- 405
- Age
- 10mo ago

Flange Inserts for Spectra Spectra Replacement Pump Parts for S1/S2/9 Plus Not Original Accessories Breast Pump Parts Include 2-Pack 19MM Flanges and 4-Pack Duckbill Valves
- Price
- $9.74
- Rating
- 4.4/5
- Reviews
- 119
- Age
- 11mo ago

Flange Inserts for Spectra Spectra Replacement Pump Parts for S1/S2/9 Plus Not Original Accessories Breast Pump Parts Include 2-Pack 21MM Flanges and 4-Pack Duckbill Valves
- Price
- $9.50
- Rating
- 4.4/5
- Reviews
- 119
- Age
- 11mo ago

Momstouch 17mm Flange and Duckbill Valve Compatible with Spectra S1 S2 9 Plus Breastpump Replacement to Pump Parts Not Original Replace Accessories.
- Price
- $16.78
- Rating
- 4.3/5
- Reviews
- 592
- Age
- 11mo ago

MOOMentaneous 18mm Flange and Duckbill Valve Compatible with Spectra S1/S2 and 9 Plus Not Original Spectra Pump Parts Replacement
- Price
- $12.30
- Rating
- 4.6/5
- Reviews
- 111
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 62% of clicks. Leaders hold, but buyers still shop past them.
Brands
8 rising
Sellers
21
Est. top-5 brand share
94%
Top 20: 100%
Est. top-5 click share
62%
Top 20: 99%
Open market
3%
- Maymom46%
- Nursi Luna18%
- SPECTRA13%
- Momstouch9%
- Nuliie8%
- CubCare4%
- Open — no brand owns it (2 brands, 3%)
Demand
Spectra Flange search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Spectra Flange search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- spectra flange229K/yr
- spectra flanges37K/yr
- spectra flange 18mm17K/yr
- 18mm flange spectra16K/yr
- flanges for spectra s111K/yr
- spectra s1 flange21K/yr
- spectra 18mm flange set11K/yr
- 18 mm flange spectra11K/yr
- spectra breast pump flange6K/yr
- spectra s2 flange13K/yr
Reviews and returns
What reviews say buyers love and hate about Spectra Flange
We read the reviews and the return reasons for every product selling here.
“Need more sizes”
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.
14 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 Spectra Flange 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









