--- product_id: 657154134 title: "Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield, Flange Sizing Kit Silicone Flanges Insert, Breastfeeding Essentials Kit for New Moms" brand: "nursi luna" price: "¥4999" currency: JPY in_stock: true reviews_count: 13 category: "Nursi Luna" url: https://www.desertcart.jp/products/657154134-nursi-luna-flange-inserts-10pcs-13-15-17-19-21mm store_origin: JP region: Japan --- # 5 precise flange sizes (13-21mm) BPA-free, food-grade silicone Dishwasher safe & easy to sterilize Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield, Flange Sizing Kit Silicone Flanges Insert, Breastfeeding Essentials Kit for New Moms **Brand:** nursi luna **Price:** ¥4999 **Availability:** ✅ In Stock ## Summary > 👩‍🍼 Perfect fit, flawless flow — because every drop counts! ## Quick Answers - **What is this?** Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield, Flange Sizing Kit Silicone Flanges Insert, Breastfeeding Essentials Kit for New Moms by nursi luna - **How much does it cost?** ¥4999 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/657154134-nursi-luna-flange-inserts-10pcs-13-15-17-19-21mm) ## 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 hygienic. - • **Compact & Portable Design:** Lightweight kit fits seamlessly into your breastfeeding essentials for on-the-go support. - • **Tailored Fit for Every Mom:** 10 silicone flange inserts in 5 sizes ensure perfect comfort and optimal milk flow. - • **Precision Sizing Made Simple:** Included nipple ruler tool removes guesswork for a secure, pain-free pumping experience. - • **Effortless Cleaning & Durability:** Dishwasher safe and sterilizable for busy moms who demand convenience and longevity. ## Overview The Nursi Luna Flange Inserts Kit offers 10 BPA-free silicone inserts in five sizes (13-21mm) designed to optimize breastfeeding pump comfort and efficiency. Featuring a nipple measuring tool for precise sizing, these dishwasher-safe, durable inserts ensure a gentle, hygienic experience tailored to new and experienced moms alike. ## Description Product Description Right fit, better flow & comfort Find your perfect fit for effortless pumping Use a Nipple Measuring Ruler Tool Place the bottom of the nipple perpendicular to the ruler or nipple measure tool card. Determine Your Size Use a size chart for guidance on the proper size for the fit. If your nipple rubs or feels squeezed in the flange channel, it is an unsuitable flange size and you need to replace the right size flange/insert. Designed with Love, Backed by Science Review: Silicone has sterilised well - Product was fine for my madela swing flex sheild but too smal for my Ardo. Good quality and have sterilised well. Review: Jobs a good’un - Effective and comfortable to use ## 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 - Customized Comfort with Multiple Sizes: Every mom is unique. This flange sizing kit includes 10 soft silicone flange inserts (13/15/17/19/21mm), allowing you to find the right fit for each side. A proper fit ensures a secure seal, better suction, and a cozier pumping experience—an important piece of your breast feeding essentials - Easy Measuring with Nipple Ruler: No more guessing sizes. The included nipple measurement tool makes it simple to identify your correct fit, helping moms choose the right flange insert quickly and confidently - 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 | B0CKZH37FX | | Best Sellers Rank | 1,132 in Baby Products ( See Top 100 in Baby Products ) 15 in Breast Pumps & Accessories | | Brand | Nursi Luna | | Brand Name | Nursi Luna | | Colour | Transparent | | Country Of Origin | China | | Customer Reviews | 4.4 out of 5 stars 1,834 Reviews | | Included Components | 13mm Flange Inserts * 2PCS, 15mm Flange Inserts * 2PCS, 17mm Flange Inserts * 2PCS, 19mm Flange Inserts * 2PCS, 21mm Flange Inserts * 2PCS | | Included components | 13mm Flange Inserts * 2PCS, 15mm Flange Inserts * 2PCS, 17mm Flange Inserts * 2PCS, 19mm Flange Inserts * 2PCS, 21mm Flange Inserts * 2PCS Included components 13mm Flange Inserts * 2PCS, 15mm Flange Inserts * 2PCS, 17mm Flange Inserts * 2PCS, 19mm Flange Inserts * 2PCS, 21mm Flange Inserts * 2PCS See more | | Is the item dishwasher safe? | Yes | | Item Weight | 0.12 Kilograms | | Manufacturer | Nursi Luna | | Manufacturer Part Number | FL-001 | | Material | Silicone | | Material Type | Silicone | | Material Type Free | BPA Free | | Model Number | FL-001 | | Number of Items | 1 | | Operation Mode | Manual | | Operation mode | Manual | | Power Source | Battery Powered | | Power source | Battery Powered | | Size | 10PCS-13/15/17/19/21mm | | Special Features | Lightweight, Portable, Wearable | | Special feature | Lightweight, Portable, Wearable | | Unit Count | 10.00 count | ## Product Details - **Brand:** Nursi Luna - **Colour:** Transparent - **Item weight:** 0.12 Kilograms - **Material:** Silicone - **Material Type Free:** BPA Free - **Number of items:** 1 - **Operation mode:** Manual - **Power source:** Battery Powered - **Special feature:** Lightweight, Portable, Wearable ## Images ![Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield, Flange Sizing Kit Silicone Flanges Insert, Breastfeeding Essentials Kit for New Moms - Image 1](https://m.media-amazon.com/images/I/710y6Idd6yL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Silicone has sterilised well *by A***R on 1 April 2026* Product was fine for my madela swing flex sheild but too smal for my Ardo. Good quality and have sterilised well. ### ⭐⭐⭐⭐⭐ Jobs a good’un *by T***. on 12 February 2026* Effective and comfortable to use ### ⭐⭐⭐⭐⭐ absolute necessity *by B***E on 11 April 2026* something I didnt know about breastfeeding is that if the flange isnt sized right you wont get as much yeild. this helped my wife get her sizing right and made pumping a lot easier and comforable ## Frequently Bought Together - Nursi Luna Flange Inserts 10PCS 13/15/17/19/21mm for 24mm Flanges/Shield of Most Pumps, Flange Sizing Kit Silicone Flanges Insert, Breastfeeding Essentials Kit for New 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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/657154134-nursi-luna-flange-inserts-10pcs-13-15-17-19-21mm](https://www.desertcart.jp/products/657154134-nursi-luna-flange-inserts-10pcs-13-15-17-19-21mm) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-07*