---
product_id: 233713386
title: "Medela Breast Shields - PersonalFit Flex, 21 Mm Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields, Clear, 21 Mm"
brand: "medela"
price: "A$34"
currency: AUD
in_stock: true
reviews_count: 8
category: "Medela"
url: https://www.desertcart.com.au/products/233713386-medela-breast-shields-personalfit-flex-21-mm-breast-shield-shaped
store_origin: AU
region: Australia
---

# 105° adaptive opening angle 11.8% more milk per minute BPA-free, food-grade polypropylene Medela Breast Shields - PersonalFit Flex, 21 Mm Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields, Clear, 21 Mm

**Brand:** medela
**Price:** A$34
**Availability:** ✅ In Stock

## Summary

> 🤱 Pump Smarter, Not Harder — Comfort Meets Efficiency

## Quick Answers

- **What is this?** Medela Breast Shields - PersonalFit Flex, 21 Mm Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields, Clear, 21 Mm by medela
- **How much does it cost?** A$34 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/233713386-medela-breast-shields-personalfit-flex-21-mm-breast-shield-shaped)

## Best For

- medela enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Sustainable Materials:** Crafted from BPA-free, food-grade polypropylene to keep your milk pure and your baby safe.
- • **Dishwasher Safe & Easy to Clean:** Hassle-free maintenance fits your busy lifestyle—clean quickly and get back to what matters.
- • **Maximize Milk Output Efficiently:** Extract 11.8% more milk per minute compared to traditional shields—because every drop counts.
- • **Tailored Fit for Your Unique Shape:** Choose from 4 sizes, including 21mm, to ensure a perfect, pain-free fit that feels made just for you.
- • **Flex Technology for Ultimate Comfort:** Pump in any position with a 105° opening that reduces pressure and boosts comfort.

## Overview

Medela PersonalFit Flex Breast Shields (21mm, pack of 2) feature innovative Flex technology with a 105° opening angle for adaptable, pressure-reducing comfort. Designed to increase milk output by 11.8% per minute, these BPA-free, food-grade polypropylene shields come in multiple sizes for a personalized fit. Compatible with all Medela pumps, dishwasher safe, and highly rated by thousands of moms worldwide.

## Description

Personal Fit Flex Breast Shields, 2 Pack of Small 21mm Pump Flanges, Made Without BPA, Shaped Around You for Comfortable and Efficient Pumping by Medela

Review: Fits to babyhug electric breast pump - I ordered these flanges to match with babyhug electric breast pump they given 28 mm and it works also fits to it
Review: Good - Highly recommend it for people having problem with 24mm suction

## Features

- NOW WITH INNOVATIVE MEDELA FLEX TECHNOLOGY THAT ADAPTS TO YOU: Engineered with advanced Flex technology, our PersonalFit Flex breast shields allow you to pump comfortably in a variety of positions, while a 105-degree opening angle helps reduce pressure
- REMOVES 11.8% MORE MILK PER MINUTE: Medela PersonalFit Flex breast shields remove significantly more milk and help moms pump more milk than pumping with traditional breast shields - so you can maximize your pumping efficiency and optimize milk output
- CONVENIENT RANGE OF SIZES TO CHOOSE FROM: With 4 size options - including our 21mm Medela breast shield - and compatibility with all Medela breast pumps, mom can find the most comfortably fitted breast shield for her unique body while avoiding discomfort
- MADE WITHOUT BPA: Like all other Medela breast pump parts and accessories that come into contact with breast milk, our PersonalFit Flex breast shields are - and have always been - made without BPA and are instead made with food-grade plastic. Made of polypropylene

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07L197S97 |
| Additional product features | Portable |
| Batteries required | No |
| Best Sellers Rank | #4,101 in Baby Products ( See Top 100 in Baby Products ) #17 in Breast Pump Accessories |
| Care Instructions | Refer to your breast pump instructions for use |
| Country of Origin | Switzerland |
| Customer Reviews | 4.6 4.6 out of 5 stars (15,479) |
| Date First Available | 6 January 2019 |
| Dishwasher safe | Yes |
| Generic Name | Medela Breast Shields – PersonalFit Flex, 21mm Medela Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields |
| Item Dimensions LxWxH | 10 x 9 x 14 Centimeters |
| Item Weight | 60 g |
| Item model number | 101036653 |
| Manufacturer | Medela, Inc. |
| Material | Plastic, Polypropylene |
| Maximum Weight Recommendation | 1000 Kilograms |
| Model Number | 101036653 |
| Net Quantity | 1 Count |
| Number of items | 1 |
| Product Dimensions | 10.01 x 8.99 x 13.97 cm; 60 g |
| Style | Small (Pack of 2) |
| Target gender | Female |

## Product Details

- **Brand:** Medela
- **Capacity:** 680.39 Grams
- **Colour:** Clear
- **Is Dishwasher Safe:** Yes
- **Item Weight:** 60 Grams
- **Material:** Plastic, Polypropylene
- **Number of Items:** 1
- **Size:** S (Pack of 2)
- **Special Feature:** Portable
- **Style:** Small (Pack of 2)

## Images

![Medela Breast Shields - PersonalFit Flex, 21 Mm Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields, Clear, 21 Mm - Image 1](https://m.media-amazon.com/images/I/61hNIOlGG+L.jpg)

## Questions & Answers

**Q: Will it fit medala solo breast pumps?**
A: Yes, solo also comes presonal fit flex breast shield

**Q: Are these breast shields compatible with medela harmony manual breast pump?**
A: Only medela brand is compatible

**Q: Is a single piece available?  I want it for my medela solo single electric pump.**
A: No only full set available

**Q: Will this work on other company breast pump? I already have luv lap pump.**
A: These for Medela Breastpumps

## Customer Reviews

### ⭐⭐⭐⭐⭐ Fits to babyhug electric breast pump
*by A***R on 24 September 2025*

I ordered these flanges to match with babyhug electric breast pump they given 28 mm and it works also fits to it

### ⭐⭐⭐⭐⭐ Good
*by H***S on 20 June 2021*

Highly recommend it for people having problem with 24mm suction

### ⭐ Product not returnable
*by S***B on 2 December 2023*

The flange won't fit my pump and Amazon won't even allow return or another size replacement., please dont buy unless ur sure of size and pump type

## Frequently Bought Together

- Medela Medela Breast Shields - PersonalFit Flex, 21mm Medela Breast Shield Shaped Around You for Comfortable and Efficient Pumping, Made Without BPA, Pack of 2 Breastshields, Clear, 21mm
- Medela PersonalFit Flex Replacement Connectors, 2 per Count, Compatible with Pump in Style MaxFlow, Swing Maxi and Freestyle Breast Pumps, Authentic Spare Parts
- Medela Breast Milk Collection and Storage Bottles, BPA Free, 6 Pack, 5 Ounces, Compatible with Medela Breast Pumps

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-21*