---
product_id: 538856707
title: "Flange 17mm 19mm Inserts for momcozy S9/S12/S9pro/S12pro/Lansinoh/Bellababy Pump Parts Replace, Wearable Breast Pump Shield/Flange Insert to Reduce 24mm Down to 17mm/19mm, 4pcs"
brand: "syosi"
price: "€ 29.39"
currency: EUR
in_stock: true
url: https://www.desertcart.com.cy/products/538856707-flange-17mm-19mm-inserts-for-momcozy-s9-s12-s9pro-s12pro
store_origin: CY
region: Cyprus
---

# Reduces 24mm flange to 15/17/19/21mm 100% BPA-free food-grade silicone Easy to clean & sterilize Flange 17mm 19mm Inserts for momcozy S9/S12/S9pro/S12pro/Lansinoh/Bellababy Pump Parts Replace, Wearable Breast Pump Shield/Flange Insert to Reduce 24mm Down to 17mm/19mm, 4pcs

**Brand:** syosi
**Price:** € 29.39
**Availability:** ✅ In Stock

## Summary

> 🍼 Pump smarter, not harder — perfect fit, pure comfort!

## Quick Answers

- **What is this?** Flange 17mm 19mm Inserts for momcozy S9/S12/S9pro/S12pro/Lansinoh/Bellababy Pump Parts Replace, Wearable Breast Pump Shield/Flange Insert to Reduce 24mm Down to 17mm/19mm, 4pcs by syosi
- **How much does it cost?** € 29.39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/538856707-flange-17mm-19mm-inserts-for-momcozy-s9-s12-s9pro-s12pro)

## Best For

- syosi enthusiasts

## Why This Product

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

## Key Features

- • **Hygiene Made Simple:** Quick to clean and sterilize with warm soapy water, steam, or microwave bags for worry-free use.
- • **Premium Safe Silicone:** Crafted from 100% BPA-free, food-grade silicone—soft, odorless, and baby-safe.
- • **Universal Compatibility:** Seamlessly fits Momcozy, Lansinoh, Spectra, Bellababy, and more 24mm breast shields.
- • **Comfort Meets Performance:** Prevents nipple swelling by adapting to physiological changes, ensuring a smooth pumping experience.
- • **Custom Fit for Every Stage:** Adjust flange size to 15-21mm for ultimate comfort and efficiency during pumping.

## Overview

These SYOSI flange inserts reduce standard 24mm breast pump shields down to 15, 17, 19, or 21mm, providing a customizable fit that enhances comfort and pumping efficiency. Made from 100% BPA-free food-grade silicone, they are safe, soft, and odorless. Compatible with popular pumps like Momcozy S9/S12 series, Lansinoh, Spectra, and Bellababy, these inserts are easy to clean and sterilize, making them an essential upgrade for any breastfeeding professional seeking optimal performance and comfort.

## Description

SYOSI Flange 17mm 19mm Inserts for momcozy S9/S12/S9pro/S12pro/Lansinoh/Bellababy Pump Parts Replace, Wearable Breast Pump Shield/Flange Insert to Reduce 24mm Down to 17mm/19mm, 4pcs

## Features

- 15mm 17mm inserts (4pcs a Pack) to compatible with for medela/ spectra / momcozy 24 mm breast shields. It will reduce the 24mm shield nipple tunnel down to 15mm/17mm/19mm/21mm. Adapt to changes in different physiological periods and express breast better.
- Some mothers have the experience of nipple swelling while milking, the nipples will change at different times, so it is important to observe the size of the nipples during pumping. Choosing the right flange insert for pumping is more comfortable and efficient.
- SILICONE MATERIAL: 100% BPA free, the silicone flanges are made of food grade silicone. It's safe, soft and odorless, nice pump parts replacement.
- EASY CLEAN: Wash pump parts are easy to clean, after each use with warm soapy water, can be sanitized with water steam, boiling water or microwave-steam bags.
- COMPATIBLE PUMPS: Compatible with for Momcozy S9/S12/S9 Pro/S12Pro , for Lansinoh, for Spectra, for MomMed Wearable Breast pump 24 mm cups (not for 27 mm cups) Also fits for freemie 25 mm cup to reduce its nipple tunnel.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | SYOSI |

## Product Details

- **Brand:** SYOSI
- **Special features:** Lightweight, Portable, Wearable
- **Material:** Silicone
- **Material type free:** BPA Free
- **Item weight:** 100 Grams

## Images

![Flange 17mm 19mm Inserts for momcozy S9/S12/S9pro/S12pro/Lansinoh/Bellababy Pump Parts Replace, Wearable Breast Pump Shield/Flange Insert to Reduce 24mm Down to 17mm/19mm, 4pcs - Image 1](https://m.media-amazon.com/images/I/610h5qPJScL.jpg)

## Frequently Bought Together

- SYOSI Flange 17mm 19mm Inserts for momcozy S9/S12/S9pro/S12pro/Lansinoh/Bellababy Pump Parts Replace, Wearable Breast Pump Shield/Flange Insert to Reduce 24mm Down to 17mm/19mm, 4pcs
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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-02-24*