---
title: "lacteck flange silicone — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/baby-products/lacteck-flange-silicone"
last_updated: "2026-07-14T03:22:37.339Z"
locale: en
meta:
  description: "a concentrated shelf (top 5 take 93% of clicks) — lacteck flange silicone doesn't clear our bar today."
  "og:description": "a concentrated shelf (top 5 take 93% of clicks) — lacteck flange silicone doesn't clear our bar today."
  "og:title": "lacteck flange silicone — Niche Verdict: Skip it (36/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **lacteck flange silicone**

**Skip it**

A concentrated shelf (top 5 take 93% of clicks) — this niche doesn't clear our bar today.

Market size 27Growth 17Conversion 15Competition 6Returns 65Price range 82Avg price 91Brand share 9Review moat 58Quality gap 79

**Avg price**

**Great****$21.37**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$10.05–$41.19**

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

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Returns**

**Good****2.4%**

return rate — above 6% kills the launch gate

**Review moat**

**Good****1,179.29**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Okay****$115K**

$115K/yr · 449K searches

**Growth**

**Bad****-16.8%**

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

**Conversion**

**Bad****1.2%**

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

**Brand share**

**Bad****97%**

top-5 brand share — brand-locked demand

**Competition**

**Bad****93%**

top-5 click share — a locked-up shelf

## **Competition**

The top 5 products capture 93% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**6 **▼falling

**Sellers**

**11**

**Top-5 brand share**

**97%**

**Open market**

**0%**

- Pumpin' Pal55% - Legendairy Milk28% - Nursi Luna5% - Maymom5% - Momcozy4% - Elvie4% - Open — no brand owns it (0%)

## **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%15%$17K30%$35K45%$52K60%$69K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 7 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Pumpin Pal X-Small Silicone Angled Breast Pump Flange Pair 2026 Design with Suction Sealing Rings Made in U.S.A.](https://m.media-amazon.com/images/I/316aB8zmXyL.jpg)**Pumpin Pal X-Small Silicone Angled Breast Pump Flange Pair 2026 Design with Suction Sealing Rings Made in U.S.A.**Pumpin' Pal**$24.28**3.0★2 rev](https://www.amazon.com/dp/B0GW4RMWJL) [2![Legendairy Milk Duckbill Valves with Pull Tab - Compatible with Spectra S1 S2 9 Plus Medela Motif Baby Buddha & Zomee - Duckbill Valve Replacement Pump Parts BPA Free Silicone 6 Pack](https://m.media-amazon.com/images/I/41LdFP3ZeeL.jpg)**Legendairy Milk Duckbill Valves with Pull Tab - Compatible with Spectra S1 S2 9 Plus Medela Motif Baby Buddha & Zomee - Duckbill Valve Replacement Pump Parts BPA Free Silicone 6 Pack**Legendairy Milk**$11.76**4.4★1,673 rev](https://www.amazon.com/dp/B08MWQQN6W) [3![Legendairy Milk Pumping Spray 4 oz. Helps Sore Nipples & Clogged Ducts Organic Lubricant for Breast Shields and Flanges Vegan Breast Pump Spray Natural & Lanolin-Free Made in USA](https://m.media-amazon.com/images/I/41jVtVQZVZL.jpg)**Legendairy Milk Pumping Spray 4 oz. Helps Sore Nipples & Clogged Ducts Organic Lubricant for Breast Shields and Flanges Vegan Breast Pump Spray Natural & Lanolin-Free Made in USA**Legendairy Milk**$24.77**4.5★1,557 rev](https://www.amazon.com/dp/B0BYB2C15M) [4![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](https://m.media-amazon.com/images/I/415xYbVux6L.jpg)**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**Nursi Luna**$10.05**4.6★2,006 rev](https://www.amazon.com/dp/B0CKZH37FX) [5![Maymom Widemouth Connector 2pc Compatible w Spectra S1 Spectra S2 Pump; Compatible with Medela PersonalFit Shield Pumpin Pal Shield Lansinoh Flange Maymom MyFit Shields MyFit Crater Shield](https://m.media-amazon.com/images/I/41uFo9P9WVL.jpg)**Maymom Widemouth Connector 2pc Compatible w Spectra S1 Spectra S2 Pump; Compatible with Medela PersonalFit Shield Pumpin Pal Shield Lansinoh Flange Maymom MyFit Shields MyFit Crater Shield**Maymom**$17.36**4.7★1,840 rev](https://www.amazon.com/dp/B07WD385MM)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Pumpin Pal X-Small Silicone Angled Breast Pump Flange Pair 2026 Design with Suction Sealing Rings Made in U.S.A.](https://m.media-amazon.com/images/I/316aB8zmXyL.jpg)**Pumpin Pal X-Small Silicone Angled Breast Pump Flange Pair 2026 Design with Suction Sealing Rings Made in U.S.A.**Pumpin' Pal**$24.28**2 rev3mo ago](https://www.amazon.com/dp/B0GW4RMWJL) [![Momcozy 999 Silver Nursing Cups Original Perforated Breathable Design 999 Silver Nipple Cover for Breastfeeding Essential Nipple Shield for Nursing Newborn Metal Nipple Shields Regular Size](https://m.media-amazon.com/images/I/410IrfxgswL.jpg)**Momcozy 999 Silver Nursing Cups Original Perforated Breathable Design 999 Silver Nipple Cover for Breastfeeding Essential Nipple Shield for Nursing Newborn Metal Nipple Shields Regular Size**Momcozy**$41.19**691 rev2y ago](https://www.amazon.com/dp/B0D66JT3LS) [![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](https://m.media-amazon.com/images/I/415xYbVux6L.jpg)**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**Nursi Luna**$10.05**2,006 rev2y ago](https://www.amazon.com/dp/B0CKZH37FX) [![Legendairy Milk Pumping Spray 4 oz. Helps Sore Nipples & Clogged Ducts Organic Lubricant for Breast Shields and Flanges Vegan Breast Pump Spray Natural & Lanolin-Free Made in USA](https://m.media-amazon.com/images/I/41jVtVQZVZL.jpg)**Legendairy Milk Pumping Spray 4 oz. Helps Sore Nipples & Clogged Ducts Organic Lubricant for Breast Shields and Flanges Vegan Breast Pump Spray Natural & Lanolin-Free Made in USA**Legendairy Milk**$24.77**1,557 rev3y ago](https://www.amazon.com/dp/B0BYB2C15M) [![Elvie Nipple Cushions 17mm | Soft-Silicone Nipple Cushions to Enhance fit for Improved Comfort and Efficiency (2 Pack)](https://m.media-amazon.com/images/I/31JgQ9djzzL.jpg)**Elvie Nipple Cushions 17mm | Soft-Silicone Nipple Cushions to Enhance fit for Improved Comfort and Efficiency (2 Pack)**Elvie**$20.20**486 rev3y ago](https://www.amazon.com/dp/B0C7FLCLCH)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Pumpin Pal X-Small Silicone Angled Breast Pump Flange Pair 2026 Design with Suction Sealing Rings Made in U.S.A.](https://m.media-amazon.com/images/I/316aB8zmXyL.jpg)**Pumpin Pal X-Small Silicone Angled Breast Pump Flange Pair 2026 Design with Suction Sealing Rings Made in U.S.A.**Pumpin' Pal**$24.28**3.0★**▲ 141%**](https://www.amazon.com/dp/B0GW4RMWJL) [![Momcozy 999 Silver Nursing Cups Original Perforated Breathable Design 999 Silver Nipple Cover for Breastfeeding Essential Nipple Shield for Nursing Newborn Metal Nipple Shields Regular Size](https://m.media-amazon.com/images/I/410IrfxgswL.jpg)**Momcozy 999 Silver Nursing Cups Original Perforated Breathable Design 999 Silver Nipple Cover for Breastfeeding Essential Nipple Shield for Nursing Newborn Metal Nipple Shields Regular Size**Momcozy**$41.19**4.3★**▲ 138%**](https://www.amazon.com/dp/B0D66JT3LS) [![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](https://m.media-amazon.com/images/I/415xYbVux6L.jpg)**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**Nursi Luna**$10.05**4.6★**▼ 17%**](https://www.amazon.com/dp/B0CKZH37FX) [![Maymom Widemouth Connector 2pc Compatible w Spectra S1 Spectra S2 Pump; Compatible with Medela PersonalFit Shield Pumpin Pal Shield Lansinoh Flange Maymom MyFit Shields MyFit Crater Shield](https://m.media-amazon.com/images/I/41uFo9P9WVL.jpg)**Maymom Widemouth Connector 2pc Compatible w Spectra S1 Spectra S2 Pump; Compatible with Medela PersonalFit Shield Pumpin Pal Shield Lansinoh Flange Maymom MyFit Shields MyFit Crater Shield**Maymom**$17.36**4.7★**▼ 25%**](https://www.amazon.com/dp/B07WD385MM) [![Elvie Nipple Cushions 17mm | Soft-Silicone Nipple Cushions to Enhance fit for Improved Comfort and Efficiency (2 Pack)](https://m.media-amazon.com/images/I/31JgQ9djzzL.jpg)**Elvie Nipple Cushions 17mm | Soft-Silicone Nipple Cushions to Enhance fit for Improved Comfort and Efficiency (2 Pack)**Elvie**$20.20**4.2★**▼ 38%**](https://www.amazon.com/dp/B0C7FLCLCH)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -16.8% search growth over the last 90 days.

12K8KPrime Day '24Spike '24Black Friday '24Spike '25Prime Day '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: May · busiest ÷ quietest = 1.7×

## **Reviews**

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

### **What buyers love **

**Quality-Overall**18%

*“Perfect side and same quality with my breast pump”*

**Ease Of Use**14%

*“Its easy to put on”*

**Size-Overall**13%

*“good variety of sizes”*

**Ease Of Cleaning**8%

*“Easy to clean”*

**Value For Money**6%

*“Worth it”*

**Color**6%

*“Love the color”*

**Comfort-Overall**6%

*“very comfortable”*

**Durability**4%

*“they are pretty durable”*

**Breastfeeding Friendly**4%

*“Amazing product for breastfeeding moms”*

**Advertised Vs Actual Product**3%

*“Gets the job done”*

### **What buyers complain about **

**Leak-Proof**20%

*“They all leak”*

**Value For Money**12%

*“Expensive”*

**Size-Overall**11%

*“They are too big”*

**Comfort-Overall**4%

*“Very uncomfortable”*

**Smell**4%

*“Smells like straight cigarettes disgusting”*

**Durability**4%

*“when I was drying them after a clean they bent easily”*

**Quality-Overall**4%

*“Poor Quality”*

**Product Condition**3%

*“The packaging appeared brand new”*

**Ease Of Cleaning**3%

*“Why did these come dirty”*

**Functionality-Overall**2%

*“Did not work at all for me - terrible product”*

### **Top return reasons **

**Size-Overall**37%

**Leak-Proof**14%

**Functionality-Overall**9%

**Defective Material/Parts**5%

**Motor Power**4%

**Advertised Vs Actual Product**4%

**Comfort-Overall**3%

**Value For Money**3%

**Compatibility-Overall**2%

**Width**2%