Skip to content

16mm Flange Inserts

Fail

Demand is soft, at -2.5% this quarter, so 16mm Flange Inserts is a Fail.

Flapen Score
42
42 / 100
Ranks 1,406 of 2,472 Baby Products niches · −2 vs the category median of 44
Market size
$171K/yr80K searches / yr
90-day growth
-2.5%search demand this quarter
Competition
65%top-5 click share · 12 brands · 15 sellers

Flapen Score

16mm Flange Inserts against its category

The dotted line is the Baby Products average. Past it, 16mm Flange Inserts is stronger. Inside it, weaker.

42Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 16mm Flange Inserts market on Amazon at a glance

Shoppers on Amazon United States searched for 16mm Flange Inserts 80K times last year and spent an estimated $171K. The top 5 brands take 88% of clicks. Demand peaks in Jun. Flapen scores it 42 out of 100, a Fail.

01 · Demand

An estimated 16.2% of those searches ended in a purchase.

Shoppers searched for this 80K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 16.2% of those searches ended in a purchase. Searches in the last 90 days moved -2.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $171K a year.

Searches, last 12 months
80K
Growth, 90 days vs prior 90
-2.5%
Conversion, latest week
16.2%
Market size, estimated
$171Ka year
Peak month
June1.7× the quietest month
Top search term
16mm flange inserts18K searches a year

02 · Price

A sale here is worth $13.28.

Listings sell for $13.28 on average, from $6.90 to $32.43. Amazon reports units sold in ranges. This niche sold 13K to 15K a year. The average listing sells 500 to 750 of them. At $13.28 that is $7K to $10K a year per listing.

Average price
$13.28under the $15 to $100 sweet spot
Price range
$6.90–$32.43
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
13K–15K
Units per listing a year
500–750
Revenue per listing a year
$7K–$10K
Returns
4.9%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

79% 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 #63 within Breastfeeding. It carries 2,404 reviews at 4.46 stars, so a new listing needs social proof before a better product.

Sponsored listings
79%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#63in Breastfeeding
Average rating
4.46 starsAmazon United States average 4.42 stars
Average reviews
2,404per listing
Listings tracked
24

04 · Newcomers

2 of last year's 5 launches cleared the first-year sales bar.

5 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 33 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
5
Successful launches
2Amazon's first-year sales bar
Average brand age
33 months

Products

Top 16mm Flange Inserts 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.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 65% of clicks. Leaders hold, but buyers still shop past them.

$0$9K$17K$26K$34K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 rising

Sellers

15

Est. top-5 brand share

88%

Top 20: 100%

Est. top-5 click share

65%

Top 20: 96%

Open market

9%

  • Maymom32%
  • BDICOVE23%
  • TOVVILD14%
  • Momstouch13%
  • IVARONAL5%
  • Nuliie3%
  • Open — no brand owns it (6 brands, 9%)

Demand

16mm Flange Inserts search demand

Weekly searches over the year, seasonality beneath. Pick a range.

2K1KSpike '25Spike '26DecMarJunAugNovMarMay

Peak months: Jun · busiest ÷ quietest = 1.7×

Search terms

Top 16mm Flange Inserts search terms shoppers use

The exact words shoppers type, with estimated yearly volume, growth, and conversion.

  • 16mm flange inserts18K/yr
  • 16 mm flange insert15K/yr
  • 16mm flange spectra11K/yr
  • spectra flange 16mm9K/yr
  • spectra 16mm flange6K/yr
  • 16 mm flange spectra6K/yr
  • 16mm flange5K/yr
  • size 16 flange insert3K/yr
  • 16 mm flange3K/yr
  • spectra 16 mm flange set3K/yr

Reviews and returns

What reviews say buyers love and hate about 16mm Flange Inserts

We read the reviews and the return reasons for every product selling here.

31%of positive reviews mention “Size-Overall”
25%of negative reviews mention “Size-Overall”
4.9%of orders come back
“These are huge”
A buyer, on “Size-Overall”25% of negative reviews mention the same topic

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

NegativePositive

FAQ

Common 16mm Flange Inserts 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