---
product_id: 615217480
title: "Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm"
brand: "tovvild"
price: "S/.2"
currency: PEN
in_stock: false
reviews_count: 13
url: https://www.desertcart.pe/products/615217480-pump-parts-inserts-20mm-4-pcs-silicone-inserts-for-momcozy
store_origin: PE
region: Peru
---

# Precision 20mm flange inserts Compatible with 7+ major pump brands BPA-free food-grade silicone Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm

**Brand:** tovvild
**Price:** S/.2
**Availability:** ❌ Out of Stock

## Summary

> 🤱 Pump smarter, not harder — comfort meets precision!

## Quick Answers

- **What is this?** Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm by tovvild
- **How much does it cost?** S/.2 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pe](https://www.desertcart.pe/products/615217480-pump-parts-inserts-20mm-4-pcs-silicone-inserts-for-momcozy)

## Best For

- tovvild enthusiasts

## Why This Product

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

## Key Features

- • **Custom Fit Comfort:** Tailor your pumping experience with precise 20mm inserts that reduce nipple tunnel size for pain-free sessions.
- • **Premium Safe Silicone:** Crafted from BPA-free, food-grade silicone ensuring ultimate safety and softness for you and baby.
- • **Universal Compatibility:** Seamlessly fits Momcozy S9/S9Pro/S12/S12Pro, Medela, Willow, and other top wearable pumps with 24mm flanges.
- • **Boost Milk Flow & Comfort:** Optimized flange sizing reduces discomfort and enhances milk production—because every drop counts.
- • **Durable & Easy to Replace:** Affordable 4-piece set designed for frequent swaps, keeping your pump parts fresh and hygienic.

## Overview

These 20mm silicone flange inserts are designed to fit a wide range of popular wearable breast pumps, including Momcozy, Medela, and Willow. Made from BPA-free food-grade silicone, they reduce nipple tunnel size to enhance comfort and milk flow during pumping. The 4-piece set offers an affordable, durable solution for moms seeking a customized, pain-free pumping experience.

## Description

TOVVILD Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange , Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 16mm

Review: Great - I use these with my momcozy M5 and fits perfectly! Good quality and value for money.
Review: Brilliant - They slot into the pump really well and they reduce the size of the flange, I have 2 24mm pumps of 2 different makes, these fit in both lovely, bellababy and tseret, I needed the 15mm flange, pumping is so much more nicer now it doesn't hurt! Thank you 😅

## Features

- 20 mm flange insert suitable for mother with a nipple diameter 15-17mm (measured BEFORE pumping) Flange sizing kit allow you to adapt your breast pump to the appropriate size for optimal suction. Perfect for figuring out your optimal flange size
- Compatible: These 20mm flange inserts compatible for TSRETE/Momcozy Medela/Spectra/Willow/BabyBuddha/NaNaLazy/Paruu wearable breast pump 24mm flanges (Not for 27mm shield)
- Supper Comfortable: These flange inserts are made with BPA-free food-grade silicone while should give you peace of mind about your baby's milk. They are very comfortable while in use, especially when used with a little nipple cream
- Game Changer: The right sizing helped enjoy a cozy pumping experience, had no issues with pulling or uncomfortable. The flange insert breast pump parts also solved the problem of having pain from using a large flange
- Tag:16mm 18mm 20mm flange insert,16/17/18/19/20/21mm flange insert, breast pump parts,flange sizing kit,flange insert kit, a variety of packaging for you to choose from

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CSFKZGTJ |
| Best Sellers Rank | 32,499 in Baby Products ( See Top 100 in Baby Products ) 658 in Breast Pumps & Accessories |
| Brand | TOVVILD |
| Brand Name | TOVVILD |
| Colour | 4pcs-20mm Insert |
| Customer Reviews | 4.4 out of 5 stars 1,562 Reviews |
| Included Components | Breast Flange |
| Included components | Breast Flange |
| Is the item dishwasher safe? | Yes |
| Item Weight | 0.15 Pounds |
| Manufacturer | TOVVILD |
| Manufacturer Part Number | 16mm |
| Material | Silicone |
| Material Type | Silicone |
| Model Number | 16mm |
| Number of Items | 4 |
| Number of items | 4 |
| Power Source | Battery Powered |
| Power source | Battery Powered |
| Size | One Size |
| Special Features | Lightweight, Painless, Portable, Portable Lightweight Wearable, Wearable |
| Special feature | Lightweight, Painless, Portable, Portable Lightweight Wearable, Wearable |
| UPC | 768510413511 |
| Unit Count | 1.00 count |

## Product Details

- **Brand:** TOVVILD
- **Colour:** 4pcs-20mm Insert
- **Dishwasher safe?:** Yes
- **Included components:** Breast Flange
- **Item weight:** 0.15 Pounds
- **Material:** Silicone
- **Number of items:** 4
- **Power source:** Battery Powered
- **Size:** One Size
- **Special feature:** Lightweight, Painless, Portable, Portable Lightweight Wearable, Wearable

## Images

![Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm - Image 1](https://m.media-amazon.com/images/I/61lRv4TLWgL.jpg)
![Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm - Image 2](https://m.media-amazon.com/images/I/71H3ZH567zL.jpg)
![Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm - Image 3](https://m.media-amazon.com/images/I/71VJPJY9F0L.jpg)
![Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm - Image 4](https://m.media-amazon.com/images/I/719XKbbJSGL.jpg)
![Pump Parts Inserts 20mm 4 Pcs Silicone Inserts for Momcozy S9/S9Pro/S12/S12Pro 24mm Flange, Medela/Willow Wearable Breast Pump Shields, Reduce Nipple Tunnel Down to 20mmmm - Image 5](https://m.media-amazon.com/images/I/71+epXyywqL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great
*by N***T on 29 May 2025*

I use these with my momcozy M5 and fits perfectly! Good quality and value for money.

### ⭐⭐⭐⭐⭐ Brilliant
*by A***I on 30 November 2022*

They slot into the pump really well and they reduce the size of the flange, I have 2 24mm pumps of 2 different makes, these fit in both lovely, bellababy and tseret, I needed the 15mm flange, pumping is so much more nicer now it doesn't hurt! Thank you 😅

### ⭐⭐⭐⭐⭐ Great product
*by M***W on 13 January 2024*

Came in a cute plastic box, fit my momcozy s12 Pro perfectly.

## Frequently Bought Together

- TOVVILD 20mm Flange Inserts for 24mm Flange/Shield, Compatible with Momcozy/Medela/MOMMED/Bellababy/Spectra Breast Pumps, Pump Parts Replace (4PCS 20mm)
- Maymom 20 mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Spectra 9 Plus Not Original Spectra Pump Parts Replace Spectra S2 Pump Parts Spectra Flange Spectra Duckbill Valve
- Medela Contact Nipple Shields, Medium 20mm | For Latching Difficulties during Breastfeeding, Flat or Inverted Nipples

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*Product available on Desertcart Peru*
*Store origin: PE*
*Last updated: 2026-09-18*