---
product_id: 678689243
title: "Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps"
brand: "nursi luna"
price: "S$20"
currency: SGD
in_stock: true
reviews_count: 13
category: "Nursi Luna"
url: https://www.desertcart.sg/products/678689243-nursi-luna-flange-sizing-kit-21mm-flange-inserts-for-24mm
store_origin: SG
region: Singapore
---

# 21mm precision fit BPA-free silicone Includes cleaning brush & case Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps

**Brand:** nursi luna
**Price:** S$20
**Availability:** ✅ In Stock

## Summary

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

## Quick Answers

- **What is this?** Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps by nursi luna
- **How much does it cost?** S$20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/678689243-nursi-luna-flange-sizing-kit-21mm-flange-inserts-for-24mm)

## Best For

- nursi luna enthusiasts

## Why This Product

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

## Key Features

- • **Safe & Skin-Friendly:** Crafted from BPA-free, food-grade silicone that’s gentle on sensitive skin and supports healthy milk flow.
- • **Hygienic & Convenient:** Comes with a compact storage case and sponge cleaning brush for easy, on-the-go maintenance and cleanliness.
- • **Lightweight & Durable:** Engineered for busy moms—lightweight design that withstands boiling water sterilization without losing shape or softness.
- • **Perfect Fit, Every Time:** 21mm flange inserts designed for seamless compatibility with 24mm breast pump shields, ensuring optimal comfort and efficiency.
- • **Versatile Compatibility:** Works flawlessly with popular electric and manual pumps like Spectra, Baby Buddha, and Momcozy, saving you time and hassle.

## Overview

The Nursi Luna Flange Sizing Kit offers 21mm silicone inserts designed to fit 24mm breast pump shields, enhancing comfort and pumping efficiency. Made from BPA-free, food-grade silicone, it includes a hygienic storage case and cleaning brush, ensuring easy maintenance. Compatible with a wide range of electric and manual pumps, this kit supports busy breastfeeding moms with a lightweight, durable, and skin-friendly solution.

## Description

desertcart.com : Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps | 4PCS, Fits Electric & Manual Pumps, Soft Silicone, Comfortable Pumping, Storage Case, BPA-Free : Baby

Review: Good Quality and Fit All My Pumps! - I love this kit!! My flange size has changed a couple times throughout my breastfeeding journey and this kit has all the sizes I have needed. The flanges are great quality and have fit in my spectra, baby buddah 2.0, and momcozy s12. Would highly recommend!
Review: Great kit! Helped me find my perfect size - This was a very good purchase! It includes exactly what is shown in the picture, and it comes with 2 of each insert size. The sizing tool was incredibly helpful in finding the perfect size for me. I also love that it includes a brush to wash everything. Highly recommend for new moms!

## Features

- Essential Breastfeeding Support for Moms: More than just an accessory—this nipple flange sizing kit is part of your true breastfeeding essentials. Correct sizing reduces discomfort, supports healthy pumping, and makes each session more effective for both new and experienced moms
- Easy Storage: This flange insert includes a plastic storage case and a sponge cleaning brush for neat, hygienic storage after cleaning. The compact case design ensures easy storage, portability, and ideal protection, keeping the flange insert clean and ready for next use
- Compatibility and Versatility: These flange size kit are designed to seamlessly integrate with various 24mm flange/shield. Their extensive compatibility saves time and effort
- Safe and Gentle: Made from BPA-free, food-grade silicone, these flanges are soft, cushioned, and gentle on sensitive skin while supporting efficient milk flow. They’re easy to clean and maintain, with an included sponge brush for added convenience
- Easy to Clean and Durable: Made for busy breastfeeding mothers, these silicone flange inserts are easy to clean and maintain. They can be sanitized with boiling water, ensuring that the accessories remain hygienic and durable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DJ8TVKR9 |
| Additional Features | Better Fit, Comfort and Efficiency, Lightweight, Painless |
| Best Sellers Rank | #870 in Baby ( See Top 100 in Baby ) #4 in Electric Breast Pumps |
| Brand | Nursi Luna |
| Brand Name | Nursi Luna |
| Color | Transparent |
| Customer Reviews | 4.6 out of 5 stars 2,173 Reviews |
| Included Components | 15mm Flange Inserts with Storage Case * 4PCS |
| Manufacturer | Nursi Luna |
| Manufacturer Part Number | FL-001 |
| Material | Silicone |
| Material Type | Silicone |
| Model Name | FLANGEKIT |
| Model Number | FL-001 |
| Number of Items | 1 |
| Size | 21 mm 4 PCS with Box for 24 mm shields |
| Special Feature | Better Fit, Comfort and Efficiency, Lightweight, Painless |
| UPC | 791986400280 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Nursi Luna
- **Included Components:** 15mm Flange Inserts with Storage Case * 4PCS
- **Material:** Silicone
- **Number of Items:** 1
- **Special Feature:** Better Fit, Comfort and Efficiency, Lightweight, Painless

## Images

![Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps - Image 1](https://m.media-amazon.com/images/I/71hXIjUb5AL.jpg)
![Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps - Image 2](https://m.media-amazon.com/images/I/71+5B4t8cIL.jpg)
![Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps - Image 3](https://m.media-amazon.com/images/I/61sNTMG6QFL.jpg)
![Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps - Image 4](https://m.media-amazon.com/images/I/71KTrc-CneL.jpg)
![Nursi Luna Flange Sizing Kit, 21mm Flange Inserts for 24mm Breast Pumps - Image 5](https://m.media-amazon.com/images/I/61jkc2ucj1L.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good Quality and Fit All My Pumps!
*by E***H on July 23, 2026*

I love this kit!! My flange size has changed a couple times throughout my breastfeeding journey and this kit has all the sizes I have needed. The flanges are great quality and have fit in my spectra, baby buddah 2.0, and momcozy s12. Would highly recommend!

### ⭐⭐⭐⭐⭐ Great kit! Helped me find my perfect size
*by N***Y on June 13, 2026*

This was a very good purchase! It includes exactly what is shown in the picture, and it comes with 2 of each insert size. The sizing tool was incredibly helpful in finding the perfect size for me. I also love that it includes a brush to wash everything. Highly recommend for new moms!

### ⭐⭐⭐⭐⭐ Excellent Fit, Better Results!
*by D***A on July 3, 2026*

These are amazing! My supply has went up tremendously using the correct size flange!

## Frequently Bought Together

- Nursi Luna Flange Insert 21mm 4PCS for 24mm Flanges/Shield of Most Pumps, Flange Sizing Kit Silicone Breast Pump Flanges Insert with Storage Box, Cleaning Brush, Breastfeeding Essentials Kit for Moms
- Looxii Muslin Burp Cloths 100% Cotton Large 20''x10'' Extra Soft and Absorbent 6 Pack Baby Burping Cloth for Boys Girls (Dark Green)

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**Shop now:** [https://www.desertcart.sg/products/678689243-nursi-luna-flange-sizing-kit-21mm-flange-inserts-for-24mm](https://www.desertcart.sg/products/678689243-nursi-luna-flange-sizing-kit-21mm-flange-inserts-for-24mm)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-08-15*