---
product_id: 501417077
title: "20mm Silicone Flange Inserts Compatible with Elvie Stride for Lansinoh for Medela for Spectra for eufy for Momcozy S9 S12 M5 M9 for Bellababy, Pump Parts Reduce 24-25mm elastic nipple to 20mm"
brand: "mompmuir"
price: "฿1485"
currency: THB
in_stock: true
reviews_count: 10
category: "Mompmuir"
url: https://www.desertcart.co.th/products/501417077-20mm-silicone-flange-inserts-compatible-with-elvie-stride-for-lansinoh
store_origin: TH
region: Thailand
---

# Boiling & Dishwasher Safe BPA & DEHP Free Silicone Precision 20mm Fit 20mm Silicone Flange Inserts Compatible with Elvie Stride for Lansinoh for Medela for Spectra for eufy for Momcozy S9 S12 M5 M9 for Bellababy, Pump Parts Reduce 24-25mm elastic nipple to 20mm

**Brand:** mompmuir
**Price:** ฿1485
**Availability:** ✅ In Stock

## Summary

> 🍼 Pump Smarter, Not Harder: The Perfect Fit for Every Mom’s Flow

## Quick Answers

- **What is this?** 20mm Silicone Flange Inserts Compatible with Elvie Stride for Lansinoh for Medela for Spectra for eufy for Momcozy S9 S12 M5 M9 for Bellababy, Pump Parts Reduce 24-25mm elastic nipple to 20mm by mompmuir
- **How much does it cost?** ฿1485 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/501417077-20mm-silicone-flange-inserts-compatible-with-elvie-stride-for-lansinoh)

## Best For

- mompmuir enthusiasts

## Why This Product

- Trusted mompmuir brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Hygienic & Durable:** Boiling water, steam, and dishwasher top-rack safe for easy cleaning and long-lasting use.
- • **Universal Compatibility:** Seamlessly fits top breast pumps like Elvie Stride, Medela, Spectra, Momcozy, and more—because your pump deserves the perfect match.
- • **Effortless Comfort Upgrade:** Soft silicone cushions reduce nipple tunnel from 24-25mm to 20mm, eliminating pain and discomfort during pumping.
- • **Optimized Milk Flow Design:** Second-gen two-level taper ensures smooth milk flow without blocking or losing suction power.
- • **Boost Your Output & Confidence:** Clinically proven to improve milk letdown and pumping efficiency—join thousands of moms upgrading their routine.

## Overview

Mompmuir 20mm Silicone Flange Inserts are precision-engineered pump accessories that reduce standard 24-25mm breast shield openings to 20mm, providing a custom fit for nipples measuring 16-17mm. Made from BPA- and DEHP-free soft silicone, these inserts enhance comfort, maintain original pump suction, and optimize milk flow with a two-level taper design. Compatible with leading pump brands like Elvie, Medela, Spectra, and Momcozy, they are easy to install, hygienic with boiling and dishwasher-safe materials, and proven to increase pumping efficiency and reduce pain for moms with elastic nipples.

## Description

desertcart.com : MompMuir 20mm Silicone Flange Inserts Compatible with Elvie Stride for Lansinoh for Medela for Spectra for eufy for Momcozy S9 S12 M5 M9 for Bellababy, Pump Parts Reduce 24-25mm elastic nipple to 20mm : Baby

Review: Game-Changer for My Pumping Routine with Eufy S1 Pro! - I recently started using Mompmuri flanges with my Eufy S1 Pro pump, and they’ve truly transformed my pumping experience! I struggled for a while with discomfort and inconsistent output, but switching to these flanges has made sessions smoother, more comfortable, and more productive. From the moment I tried them, I noticed a better fit and seal, which immediately improved suction and efficiency. The design feels gentle yet effective no more pulling or pinching, even during longer sessions. I also find that they help with milk letdown; it seems like my body responds faster and more fully compared to the standard flanges. Another thing I love is how easy they are to clean and assemble with my Eufy pump. They feel sturdy and well-made, which gives me confidence I’ll be using them for a long time. Overall, the Mompmuri flanges have made pumping more comfortable, efficient, and even a little more enjoyable. If you’re using an Eufy S1 Pro and want a better fit and improved output, these are absolutely worth trying!
Review: Game-changer for moms with elastic nipples - These things are amazing! Pumping has been a very painful experience for me, to the point where I wince and feel my body tense up before I turn on the machine. No matter what flange size I’ve used, my whole nipple and areola get sucked into the tube. I’ve tried all available flange sizes, pumpin pals, and nothing helped. My output has been suffering because of the pain. I tried these cushions out and I got literally double the output of my usual pumping session! The cushions fit easily into my medela flex for flange. They’re are not completely clear so it makes it tricky to know if your nipple is centered in the flange. I managed to get a good placement on the first try, and my areola stayed almost completely outside of the tube for the entire pumping session! I had the occasional pinching sensation but no discomfort after I stopped pumping. Compared to the pain I had during and after pumping before, it’s barely even noticeable. If you have elastic nipples and pain when pumping, I would highly recommend trying these out!

## Features

- MompMuir 20mm Flange Inserts Compatible with Momcozy S9/S10/S12/M5/M6/M9, for eufy, for Spectra S1/S2, for Medela, for Elvie, for Elvie Stride, Compatible with Lansinoh, for Freemie, for Amada MYA, for Bellababy, for TSRETE, for FEISIKE, for Rainyb. It will reduce the 24-25mm breast shields nipple tunnel down to 20mm. 2pcs each pack.
- The 20mm insert Suitable for nipple diameter 16-17mm(before a pumping session), or measure the circumference of nipple base about 50.25-53.38mm(before a pumping session).
- More different sizes are available, 15, 16, 17, 18, 19, 20, 21, 22mm. Soft silicone makes pumping more comfortable, and correct flange sizes make pumping more efficient.
- Second Generation Improved Flange Inserts: two levels taper design for milk flow without blocking, do not reduce the suction of the original pump.
- BPA and DEHP Free. SAME SUCTION AS ORIGINAL PUMP PARTS. EASY TO INSTALL & REMOVE. Boiling water safe, Steam safe, Dishwasher toprack safe. Food-safe, seamless design.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BNNDS1HH |
| ASIN  | B0BNNDS1HH |
| Additional Features | Painless |
| Best Sellers Rank | #8,998 in Baby ( See Top 100 in Baby ) #71 in Breast Shells & Nipple Therapy Products |
| Brand Name | Mompmuir |
| Customer Reviews | 4.1 4.1 out of 5 stars (499) |
| Date First Available  | October 15, 2022 |
| Included Components | Breast Flange |
| Is the item dishwasher safe? | Yes |
| Item Weight | 0.03 Kilograms |
| Item model number  | 774388800735 |
| Manufacturer | Mompmuir |
| Manufacturer  | Mompmuir |
| Manufacturer Part Number | 774388800735 |
| Material Type | Silicone |
| Material Type Free | BPA Free |
| Model Number | 774388800735 |
| Number of Items | 2 |
| Product Dimensions  | 1.58 x 1.58 x 1.18 inches; 1.13 ounces |
| Size | 20 (For 24-25mm Flange) |
| UPC | 774388801725 |
| Unit Count | 2.00 Count |

## Product Details

- **Brand:** Mompmuir
- **Included Components:** Breast Flange
- **Material:** Silicone
- **Material Type Free:** BPA Free
- **Special Feature:** Painless

## Images

![20mm Silicone Flange Inserts Compatible with Elvie Stride for Lansinoh for Medela for Spectra for eufy for Momcozy S9 S12 M5 M9 for Bellababy, Pump Parts Reduce 24-25mm elastic nipple to 20mm - Image 1](https://m.media-amazon.com/images/I/41sjoJlwvlL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: Is this compatible with the Momcozy M5 portable pumps?**
A: yes, it's ok compatible with the Momcozy M5 of 24-25mm flanges.

**Q: Does this work for the Momcozy S12 PRO?**
A: yes, it's OK work for the Momcozy S12 PRO of 24mm flanges.

**Q: Do these need to be replaced after a certain amount of use like other pump parts?**
A: It is recommended to replace it every 3-4 months.

**Q: Is the flange insert supposed to be loose? I'm using an elvie pump**
A: It's OK  for 24-25mm flanges.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Game-Changer for My Pumping Routine with Eufy S1 Pro!
*by I***T on February 24, 2026*

I recently started using Mompmuri flanges with my Eufy S1 Pro pump, and they’ve truly transformed my pumping experience! I struggled for a while with discomfort and inconsistent output, but switching to these flanges has made sessions smoother, more comfortable, and more productive. From the moment I tried them, I noticed a better fit and seal, which immediately improved suction and efficiency. The design feels gentle yet effective no more pulling or pinching, even during longer sessions. I also find that they help with milk letdown; it seems like my body responds faster and more fully compared to the standard flanges. Another thing I love is how easy they are to clean and assemble with my Eufy pump. They feel sturdy and well-made, which gives me confidence I’ll be using them for a long time. Overall, the Mompmuri flanges have made pumping more comfortable, efficient, and even a little more enjoyable. If you’re using an Eufy S1 Pro and want a better fit and improved output, these are absolutely worth trying!

### ⭐⭐⭐⭐⭐ Game-changer for moms with elastic nipples
*by C***L on July 12, 2024*

These things are amazing! Pumping has been a very painful experience for me, to the point where I wince and feel my body tense up before I turn on the machine. No matter what flange size I’ve used, my whole nipple and areola get sucked into the tube. I’ve tried all available flange sizes, pumpin pals, and nothing helped. My output has been suffering because of the pain. I tried these cushions out and I got literally double the output of my usual pumping session! The cushions fit easily into my medela flex for flange. They’re are not completely clear so it makes it tricky to know if your nipple is centered in the flange. I managed to get a good placement on the first try, and my areola stayed almost completely outside of the tube for the entire pumping session! I had the occasional pinching sensation but no discomfort after I stopped pumping. Compared to the pain I had during and after pumping before, it’s barely even noticeable. If you have elastic nipples and pain when pumping, I would highly recommend trying these out!

### ⭐⭐⭐⭐⭐ Great product
*by M***T on February 17, 2026*

Works as intended with my spectra pump flanges

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**Shop now:** [https://www.desertcart.co.th/products/501417077-20mm-silicone-flange-inserts-compatible-with-elvie-stride-for-lansinoh](https://www.desertcart.co.th/products/501417077-20mm-silicone-flange-inserts-compatible-with-elvie-stride-for-lansinoh)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-26*