---
product_id: 722790034
title: "Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories"
brand: "nursi luna"
price: "KSh588"
currency: KES
in_stock: false
url: https://www.desertcart.co.ke/products/722790034-flange-sizing-kit-3-in-1-ultimate-with-10pcs-flange
store_origin: KE
region: Kenya
---

# 10 silicone flange inserts for perfect pump fit Precision sizing with included ruler Hygienic cleaning brush for easy maintenance Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories

**Brand:** nursi luna
**Price:** KSh588
**Availability:** ❌ Out of Stock

## Summary

> 🍼 Pump Perfectly, Pump Confidently — Your Ultimate Flange Fit Solution!

## Quick Answers

- **What is this?** Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories by nursi luna
- **How much does it cost?** KSh588 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/722790034-flange-sizing-kit-3-in-1-ultimate-with-10pcs-flange)

## 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

- • **Expert-Backed Design:** Developed by an IBCLC to maximize pumping efficiency and minimize discomfort.
- • **Safe & Easy to Clean:** Made from BPA-free, food-grade silicone and dishwasher safe for worry-free hygiene.
- • **Universal Compatibility:** Fits most 24mm breast pump shields including Spectra, Momcozy, Elvie, and more.
- • **Tailored Comfort Every Time:** 10 flange inserts in 5 sizes (13-21mm) ensure a custom fit for evolving breastfeeding needs.
- • **All-in-One Pumping Essential:** Includes sizing ruler and cleaning brush—everything new moms need in one sleek kit.

## Overview

The Nursi Luna 3-in-1 Ultimate Flange Sizing Kit offers 10 BPA-free silicone inserts in five sizes, a precision ruler, and a cleaning brush, designed by a certified lactation consultant to ensure new mothers achieve the perfect breast pump fit. Compatible with most 24mm flange pumps, this lightweight, hygienic kit supports comfort and efficiency throughout all breastfeeding stages.

## Description

The flange inserts can be used with most 24mm Shields/Flanges. For example, compatible with Momcozy S12 Pro/S9 Pro/S12/S9 breast pump. More Compatible: You can use with 24mm breast Shields for Spectra S1/S2/Elvie/Willow/TSRETE/kmaier/Motif Luna/NaNaLazy/Bellaaby/MOMMED/baby buddha pump/KISSBOBO/BIOBOO/bluefair/Totmizby and others. Our flange size kit is a breast feeding must haves and pumping essentials. lactation hub

## Features

- ✅【 New Mothers Must & Helper 】 - New moms can get confused when choosing the perfect breast pump flange or shield to avoid pain. Luckily our 3-in-1 Flange Sizing Kit was developed by an IBCLC (International Board Certified Lactation Consultant) to support breast pumping families in achieving their infant feeding goals. The Ultimate Flange Sizing Kit contains everything you need to provide new moms with all-around protection.
- ✅【 Highly Compatible 】 - 10Pcs Flange sizing kit come in a variety of sizes to choose from 13/15/17/19/21mm (2 flange inserts of each size) Fits most pumps with 24mm flanges/shields. Note: Not compatible with 27-28mm shields.
- ✅【 Getting The Right Flange Size 】 - Size can vary throughout different breastfeeding stages, requiring different sizes of flange inserts for your breast pump. Our flange measurement tool for flanges utilizes the sizing recommendations of an IBCLC, so you can easily find the perfect flange fit without the guesswork. Our flange sizer for flanges allows for exact measurements to ensure maximum comfort and pumping efficiency.
- ✅【 Safe For Baby And Mom 】 - Ensure safety and maximize the performance of your breast pump with our flange inserts. These inserts are made of food-grade liquid silicone, BPA-free, easy to clean and dishwasher safe. We recommend cleaning pump inserts immediately after each use and replacing them every 2 months to maintain optimal function. Also, sponge cleaning brush inside the kit for added convenience.
- ✅【 For Moms 】 - A must have gift for new moms !Let moms find the right flange inserts to provide every mother with the beauty of parenthood. Meet the needs of moms pumping without hassle, wherever they are.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Blue |
| Material Type | Silicone |
| Number of Items | 13 |
| Features | Lightweight |
| Included Components | 13/15/17/19/21mm Flange Inserts * 2PCS, Cleaning Brush * 1PCS, Ruler * 1PCS |
| Batteries Included? | No |
| Brand | Nursi Luna |
| Manufacturer | Nursi Luna |
| Item model number | FSK-FCS-01 |
| Product Dimensions | 8.31 x 10.31 x 10.69 cm; 141 g |
| ASIN | B0D3Q91115 |

## Product Details

- **Brand:** Nursi Luna
- **Special features:** Lightweight
- **Material:** Silicone
- **Included components:** 13/15/17/19/21mm Flange Inserts * 2PCS, Cleaning Brush * 1PCS, Ruler * 1PCS
- **Number of Items:** 13

## Images

![Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories - Image 1](https://m.media-amazon.com/images/I/71BYruAb5rL.jpg)
![Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories - Image 2](https://m.media-amazon.com/images/I/619FJ7H5sbL.jpg)
![Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories - Image 3](https://m.media-amazon.com/images/I/71e0RyAs3nL.jpg)
![Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories - Image 4](https://m.media-amazon.com/images/I/61sNTMG6QFL.jpg)
![Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm & Ruler & Cleaning Brush, Silicone Flange Insert Kit for 24mm Most Pumps, Breast Pump Replacement Accessories - Image 5](https://m.media-amazon.com/images/I/71P4lcXsP6L.jpg)

## Frequently Bought Together

- Nursi Luna Flange Sizing Kit 3 in 1 Ultimate with 10PCS Flange Inserts 13/15/17/19/21mm, Nipple Ruler, Cleaning Brush, Silicone Flanges Insert Kit for 24mm Most Pumps, Pumping Breastfeeding Essentials
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**Shop now:** [https://www.desertcart.co.ke/products/722790034-flange-sizing-kit-3-in-1-ultimate-with-10pcs-flange](https://www.desertcart.co.ke/products/722790034-flange-sizing-kit-3-in-1-ultimate-with-10pcs-flange)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-03-20*