---
product_id: 421651783
title: "Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct"
brand: "willow"
price: "10.28 OMR"
currency: OMR
in_stock: true
reviews_count: 5
category: "Willow"
url: https://www.desertcart.com.om/products/421651783-willow-breast-pump-sizing-insert-17mm-flange-inserts-improves-fit
store_origin: OM
region: Oman
---

# Compatible with 24mm Willow flanges for seamless fit BPA-free silicone for safe, skin-friendly use Reusable design reduces waste and saves money Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct

**Brand:** willow
**Price:** 10.28 OMR
**Availability:** ✅ In Stock

## Summary

> 🍼 Pump smarter, not harder — comfort and fit that keep you flowing!

## Quick Answers

- **What is this?** Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct by willow
- **How much does it cost?** 10.28 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/421651783-willow-breast-pump-sizing-insert-17mm-flange-inserts-improves-fit)

## Best For

- willow enthusiasts

## Why This Product

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

## Key Features

- • **Smart Size Range:** Available in 5 precise sizes (13mm to 21mm) so you can find your perfect fit and boost milk output.
- • **Hygienic & Easy Care:** Dishwasher-safe, BPA-free silicone makes cleaning effortless and safe for daily use.
- • **Tailored Comfort Fit:** 17mm insert designed specifically for moms with smaller flange needs, ensuring maximum comfort and efficiency.
- • **Trusted by Thousands:** Join over 300,000 moms who trust Willow for hands-free, comfortable pumping that fits their lifestyle.
- • **Seamless Compatibility:** Works perfectly with 24mm Willow breast pump flanges and containers for a hassle-free pumping experience.

## Overview

The Willow Breast Pump Sizing Insert in 17mm is a reusable, BPA-free silicone flange insert designed to improve comfort and milk output for moms with smaller breast sizes. Compatible with 24mm Willow flanges, it’s dishwasher safe and available in multiple sizes to ensure a perfect fit. Trusted by over 300,000 moms, it’s recommended to replace inserts every 3 months for optimal performance.

## Description

Designed with moms in mind, Willow Breast Pump Flange Inserts help optimize comfort and output for moms who need a wearable breast pump flange smaller than 21mm. Made from BPA-free, dishwasher-safe silicone, each flange insert is easy to assemble, clean and remove. Clear color delivers easy visibility for a secure, snug fit. Available in 13mm, 15mm, 17mm, 19mm and 21mm, our flange inserts are compatible with 24mm Willow flanges and containers. We recommend replacing breast pump inserts every 3 months for optimal breast pumping performance. Normal wear and tear can impact suction and output. You deserve a pump you love. Powerful, comfortable, fully in bra and app-connected, our wearable pumps for breastfeeding are simply built different. So cut the cords, ditch the dupes and join the 300,000 moms who have brought Willow into their lives. Find your perfect Willow breast pump today and unlock the convenience of hands-free pumping.

Review: Good flange inserts
Review: Comfy and efficient

## Features

- Reusable Breast Pump Flange Inserts: Designed to help optimize comfort and output for moms who measure smaller than 21mm, Willow Breast Pump Sizing Inserts in 17mm offers the pumping convenience you deserve
- Comfortable, Silicone Design: Flexible, BPA free silicone provides a snug, secure fit; Dishwasher safe, flange inserts for Willow Breast Pump are easy to clean; Clear color provides easy visibility
- Compatible with Any Breast Pump: Pair with 24mm breast pump flanges and reusable containers; Keep a spare set on hand to minimize washing between hands free pumping sessions
- Find Your Perfect Fit: Breast pump inserts are available in 5 sizes: 13mm, 15mm, 17mm, 19mm and 21mm; Reference Willow's size chart to determine your size for an optimal pumping experience
- Trusted and True: We recommend replacing breast pump flange inserts every 3 months for optimal performance; Join the 300,000 moms who have brought Willow into their homes and lives

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09B7VMH7S |
| Additional Features | Reusable |
| Brand | Willow |
| Brand Name | Willow |
| Color | Clear |
| Customer Reviews | 4.7 out of 5 stars 501 Reviews |
| Included Components | Flange |
| Included components | Flange |
| Is the item dishwasher safe? | No |
| Item Weight | 0.04 Pounds |
| Manufacturer | Willow |
| Material | Silicone |
| Material Type | Silicone |
| Material Type Free | Lead Free |
| Number of Items | 1 |
| Operation Mode | Manual |
| Operation mode | Manual |
| Power Source | Battery Powered |
| Power source | Battery Powered |
| Size | 17MM |
| Special features | Reusable |
| UPC | 858298006606 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Willow
- **Included components:** Flange
- **Material:** Silicone
- **Power source:** Battery Powered
- **Special features:** Reusable

## Images

![Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 1](https://m.media-amazon.com/images/I/31LUxe1lEfL.jpg)
![Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 2](https://m.media-amazon.com/images/I/51hgimPoA7L.jpg)
![Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 3](https://m.media-amazon.com/images/I/71HR4gJZuJL.jpg)
![Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 4](https://m.media-amazon.com/images/I/41+Tfn3NCkL.jpg)
![Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 5](https://m.media-amazon.com/images/I/71PxqF3oeYL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ Good flange inserts
*by A***R on 27 July 2025*



### ⭐⭐⭐⭐⭐ Comfy and efficient
*by M***A on 4 December 2025*



### ⭐⭐⭐⭐⭐ Saved my breastmilk
*by M***A on 17 June 2023*



## Frequently Bought Together

- Willow Breast Pump Sizing Insert, 17mm, 2 Ct, Flange Inserts for Breast Pump, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange
- Willow Go Breast Pump Diaphragm Set, 2 Ct, Pump Diaphragms for Spare Use or Replacement, Pair with Willow Go Wearable Breast Pump for Hands Free Pumping, BPA Free and Dishwasher Safe
- Willow Go Breast Pump Duckbill Valve Set, 2 Ct, Pump Valves for Spare Use or Replacement, Pair with Willow Go Wearable Breast Pump for Hands Free Pumping, BPA Free and Dishwasher Safe

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-03-18*