---
product_id: 643401216
title: "Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm)"
brand: "momcozy"
price: "¥4466"
currency: JPY
in_stock: false
url: https://www.desertcart.jp/products/643401216-momcozy-flange-insert-21mm-upgraded-compatible-with-momcozy-m5-original
store_origin: JP
region: Japan
---

# 21mm size Easy to clean BPA-free Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm)

**Brand:** momcozy
**Price:** ¥4466
**Availability:** ❌ Out of Stock

## Summary

> 👶 Pump with Confidence!

## Quick Answers

- **What is this?** Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm) by momcozy
- **How much does it cost?** ¥4466 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/643401216-momcozy-flange-insert-21mm-upgraded-compatible-with-momcozy-m5-original)

## Best For

- momcozy enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Crafted from food-grade silicone, guaranteeing a safe experience for both mom and baby.
- • **FSA/HSA Eligible:** Eligible for flexible spending accounts, making it a smart choice for budget-conscious parents.
- • **Mom-Approved Design:** Developed by moms, for moms, to support your breastfeeding journey with care.
- • **Effortless Maintenance:** Easily cleanable with warm soapy water, making your pumping routine hassle-free.
- • **Perfect Fit for Comfort:** Designed specifically for the Momcozy M5, ensuring optimal comfort during pumping.

## Overview

The Momcozy Flange Insert 21mm is an upgraded accessory designed for the Momcozy M5 wearable breast pump. Made from BPA-free, food-grade silicone, it ensures safety and comfort during use. This easy-to-clean insert is essential for efficient pumping, tailored specifically for mothers seeking a reliable and supportive breastfeeding experience.

## Description

Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm)

## Features

- The authentic Momcozy wearable breast pump 21mm flange insert upgraded accessories are only suitable for use with the Momcozy M5 wearable breast pump. Momcozy Original Parts FSA/HSA eligible.
- BPA-free, made of food-grade silicone material. All Momcozy pump parts that come in contact with breast milk are BPA-free, giving you peace of mind about your baby's milk.
- Easy cleaning, wash Momcozy M5 pump parts after each use with warm soapy water and rinse well. Please clean with a temperature of ≤100℃（212℉）for 5-10mins.
- The size of the flange insert is very important for comfortable and efficient pumping. Some moms experience nipple swelling while expressing, so it is advisable to observe the appearance of the nipple during pumping. If your nipple rubs or feels squeezed in the flange channel, it is an unsuitable flange size and you need to replace the right size flange insert.
- Made for moms, by moms. We've committed our lives to providing the best breast pumps, accessories, education, and customer care that we can, supporting every mother with the beauty of parenthood. Meeting moms pump wherever without hassle needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Units | 1 count |
| Brand | momcozy |
| Country of origin | China |

## Product Details

- **Brand:** momcozy
- **Special feature:** Portable, Lightweight, Wearable
- **Material:** Silicone
- **Power source:** Battery Powered
- **Number of items:** 1
- **Colour:** White
- **Dishwasher safe?:** Yes
- **Size:** 21mm
- **Manufacturer:** Momcozy

## Images

![Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm) - Image 1](https://m.media-amazon.com/images/I/51WZktHyc9L.jpg)
![Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm) - Image 2](https://m.media-amazon.com/images/I/61BrH+ADB3L.jpg)
![Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm) - Image 3](https://m.media-amazon.com/images/I/61fgJMIVDSL.jpg)
![Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm) - Image 4](https://m.media-amazon.com/images/I/51aq+X6nC4L.jpg)
![Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm) - Image 5](https://m.media-amazon.com/images/I/61GYnYJ5OmL.jpg)

## Available Options

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

## Frequently Bought Together

- Momcozy Flange Insert 21mm Upgraded Compatible with Momcozy M5. Original M5 Breast Pump Replacement Accessories, 1PC (21mm)
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**Shop now:** [https://www.desertcart.jp/products/643401216-momcozy-flange-insert-21mm-upgraded-compatible-with-momcozy-m5-original](https://www.desertcart.jp/products/643401216-momcozy-flange-insert-21mm-upgraded-compatible-with-momcozy-m5-original)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-02*