---
product_id: 643891594
title: "10PCS Flange Sizing Kit 12/14/16/18/20mm for 24mm Flange/Shield of Most Pumps, Silicone Flanges Insert for Momcozy/Spectra Electric Breast Pump, Pumping Essential Kit for Moms"
brand: "nuliie"
price: "$U1691"
currency: UYU
in_stock: true
reviews_count: 8
category: "Nuliie"
url: https://www.desertcart.uy/products/643891594-10pcs-flange-sizing-kit-12-14-16-18-20mm-24mm
store_origin: UY
region: Uruguay
---

# 5 flange sizes (12-20mm) for perfect fit Dishwasher safe & BPA-free silicone Reduces pumping time, boosts milk flow 10PCS Flange Sizing Kit 12/14/16/18/20mm for 24mm Flange/Shield of Most Pumps, Silicone Flanges Insert for Momcozy/Spectra Electric Breast Pump, Pumping Essential Kit for Moms

**Brand:** nuliie
**Price:** $U1691
**Availability:** ✅ In Stock

## Summary

> 👩‍🍼 Pump smarter, not harder — comfort and efficiency in every flange!

## Quick Answers

- **What is this?** 10PCS Flange Sizing Kit 12/14/16/18/20mm for 24mm Flange/Shield of Most Pumps, Silicone Flanges Insert for Momcozy/Spectra Electric Breast Pump, Pumping Essential Kit for Moms by nuliie
- **How much does it cost?** $U1691 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/643891594-10pcs-flange-sizing-kit-12-14-16-18-20mm-24mm)

## Best For

- nuliie enthusiasts

## Why This Product

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

## Key Features

- • **Mom-Approved Support:** 24/7 customer service plus free replacement if sizing isn’t right—because your comfort is non-negotiable.
- • **Boost Your Milk Output:** Soft silicone inserts stimulate milk flow, reducing pumping time and increasing milk production.
- • **Custom Fit for Every Mom:** Five precise flange sizes ensure maximum comfort and efficiency with most 24mm breast pumps.
- • **Safe & Hygienic Material:** Made from food-grade, BPA-free silicone that’s dishwasher safe for effortless cleaning and peace of mind.
- • **Smart Sizing Made Simple:** Includes a free nipple measurement card to guarantee the perfect flange size every time.

## Overview

The Nuliie 10PCS Flange Sizing Kit offers five silicone flange inserts (12/14/16/18/20mm) compatible with most 24mm breast pumps, including top brands like Spectra and Momcozy. Crafted from BPA-free, food-grade silicone, these dishwasher-safe inserts enhance comfort, reduce pumping time, and boost milk production. The kit includes a nipple measurement card and a cleaning brush, backed by 24/7 customer support and free replacement service, making it an essential, hygienic, and customizable pumping accessory for modern breastfeeding moms.

## Description

Nuliie breast pump flanges is dedicated to make the breastfeeding period "easier" for mums.Made of food grade silicone, dishwasher safe, healthy and convenient;Available in a variety of sizes, with a nipple sizer for flanges, the Nuliie silicone inserts for breast pump is the perfect size for a comfortable and efficient breastfeeding experience;Let Nuliie accompany you through a safe and comfortable breastfeeding period.

Review: Perfect flangs for any pump - This is just perfect. Different sized flange with a measuring card that helps to identify the correct size you need for the pumps.
Review: Highly recommend - Good quality fit well to spectra S1 flange

## Features

- [HIGH COMPATIBILITY] Nuliie 12/14/16/18/20mm flange insert 10pcs fit most 24mm wearable breast pumps. Compatible with Nuliie, Momcozy, Willow, Elvie, SPECTRA, Medela, Lansinoh, Bellababy, Zomee, Phanpy, TSRETE, Imani, MomMed, Paruu, bioboo, RUVALINO, Motif, Tommee Tippee, IKARE, Ainsir, Freemie, NCVI, MISSAA, and Evenflo Feeding. It will reduce the 24mm shield nipple tunnel down to correct size. Note: Not compatible with 27-28mm shields.
- [MUST-HAVE ACCESSORY FOR BREAST PUMPS] Achieve enhanced breast pumping, reduce pumping time, and maximize milk production by using the essential silicone flange inserts for your breast pump. The comfortable and soft silicone material is designed to stimulate milk flow and increase comfort during use. With the added benefits of reduced pain and increased milk output, our breast pump flange inserts are a must-have for any breastfeeding mother needing to pump milk.
- [SAFE & EASY TO CLEAN] Ensure safety and maximize the performance of your breast pump with our flange sizing. Made from food-grade liquid silicone and free from BPA, these inserts are easy to clean and dishwasher safe. We recommend washing the pump flange insert promptly after each use and replacing them every 2 months to maintain optimal functionality. Plus, receive a complimentary cleaning brush for added convenience.
- [CARING SERVICE] With our breastfeeding flange inserts, you receive a free nipple measurement card to help you choose the perfect size. Compare the size of your nipple before and after pumping to ensure the most comfortable and effective fit. We offer 24/7 customer service support to answer any questions. If the size isn't right after purchase, take advantage of our free replacement service.
- [FRIENDLY REMINDER] We recommend washing the flange size promptly after each use and replacing them every 2 months to maintain optimal functionality. Plus, receive a complimentary cleaning brush for added convenience.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CRKW6S3G |
| Additional product features | Lightweight |
| Batteries required | No |
| Best Sellers Rank | 3,177 in Baby Products ( See Top 100 in Baby Products ) 62 in Breast Pumps & Accessories |
| Customer Reviews | 4.4 4.4 out of 5 stars (189) |
| Date First Available | 21 April 2024 |
| Dishwasher safe | Yes |
| Item Weight | 180 g |
| Item model number | NEMMZH |
| Material Type | Silicone |
| Material-free | BPA Free, Bisphenol-S (BPS) Free |
| Model Number | NEMMZH |
| Number of items | 10 |
| Package Dimensions | 13.5 x 11.8 x 6.9 cm; 180 g |

## Product Details

- **Brand:** Nuliie
- **Colour:** Transparant
- **Dishwasher safe?:** Yes
- **Included components:** 12/14/16/18/20mm Flange Inserts (10PCS), Cleaning Brush, Nipple Ruler * 1PCS
- **Item weight:** 0.18 Kilograms
- **Material:** Silicone
- **Material Type Free:** BPA Free, Bisphenol-S (BPS) Free
- **Model name:** NEMMZH
- **Number of items:** 10
- **Special feature:** Lightweight

## Images

![10PCS Flange Sizing Kit 12/14/16/18/20mm for 24mm Flange/Shield of Most Pumps, Silicone Flanges Insert for Momcozy/Spectra Electric Breast Pump, Pumping Essential Kit for Moms - Image 1](https://m.media-amazon.com/images/I/81v2R9d3unL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect flangs for any pump
*by S***J on 3 January 2026*

This is just perfect. Different sized flange with a measuring card that helps to identify the correct size you need for the pumps.

### ⭐⭐⭐⭐⭐ Highly recommend
*by K***R on 18 December 2025*

Good quality fit well to spectra S1 flange

### ⭐ They hurt!!
*by H***Y on 8 August 2025*

I have tried to make them work by applying lanolin before and after but they are constantly feeling like they are pricking me!! I have angled them but still the pain doesn’t go!! I tried 16mm and then 18mm but still they are not feeling the same. Will throw them away

## Frequently Bought Together

- Nuliie 10PCS Flange Sizing Kit 12/14/16/18/20mm for 24mm Flange/Shield of Most Pumps, Silicone Flanges Insert for Momcozy/Spectra Electric Breast Pump, Breastfeeding Essential Pumping Kit for Moms
- Medela Manual breast pump with Flex Shields Harmony Single Hand for More Comfort and Expressing More Milk
- Earth Mama Organic Nipple Butter™ | Nipple Cream Safe for Breastfeeding | Postpartum Essentials for Nursing | Non Lanolin Nipple Cream, 2-Fluid Ounce

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-03-04*