--- product_id: 577300308 title: "semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS" brand: "semai" price: "VT5921" currency: VUV in_stock: true url: https://www.desertcart.vu/products/577300308-semai-flange-inserts-21mm-breast-pump-parts-compatible-with-medela store_origin: VU region: Vanuatu --- # 4 count BPA-free silicone Compatible with many brands semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS **Brand:** semai **Price:** VT5921 **Availability:** ✅ In Stock ## Summary > Pumping made personal! 🍼 ## Quick Answers - **What is this?** semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS by semai - **How much does it cost?** VT5921 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/577300308-semai-flange-inserts-21mm-breast-pump-parts-compatible-with-medela) ## Best For - semai enthusiasts ## Why This Product - Trusted semai brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Hygiene First:** Easily sanitized for peace of mind. - • **Tailored for You:** Adjusts 24mm flanges to your unique size. - • **Universal Compatibility:** Fits a wide range of popular breast pump brands. - • **Comfort Meets Efficiency:** Transform your pumping experience with a perfect fit! - • **Support When You Need It:** Dedicated customer service for all your queries. ## Overview The semai Flange Inserts are designed to enhance your breast pumping experience by providing a comfortable fit for smaller nipple sizes. Made from food-grade, BPA-free silicone, these inserts ensure safety and hygiene. They are compatible with a variety of breast pump brands and models, making them a versatile choice for busy moms. With easy cleaning options and a focus on maximizing milk output, these inserts are a must-have for any breastfeeding journey. ## Description semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS ## Features - Food-Grade Material: semai breast pump flange inserts are made of baby food-quality BPA-free silicone material, giving you peace of mind about your baby's milk, ensuring a worry-free pumping for you and your baby. With semai flange inserts, you can pump with confidence! - Easy to Clean: semai suggest you to wash these breast pump parts after each use with warm soapy water and rinse well. The Flange Inserts can be sanitized with water steam, boiling water or microwave-steam bags. Please replace the parts in time if the they become deformed or yellowed after a long time using. - Comfortable and Efficient Pumping: semai flange inserts provide a smaller adjustment option, suitable for the original 24mm flange breast pump, transfer the 24mm size to smaller size, make the breast pumping more comfortable and efficient for the smaller nipple mom. It is a good helper for those moms who are anxious by the little milk output, which can get more milk output from pumping without pain. They help maximize milk expression while minimizing nipple trauma or irritation. - Wide Application: semai flange inserts are compatible with Momcozy/TSRETE/Paruu/Spectra/Elvie/Willow/Medela/Kmaier/Motif luna/Ameda mya/Freemie/Lansinoh/Phanpy/Zomee/Bellababy/Missaa/Cppslee/Ncvi breast pumps and many S9/S9Pro/S10/S12/S12Pro wearable breast pump 24mm flanges. These replacement pump parts are applicable to most other brands and models to fit 24mm shield/flange.(Not for 27mm shield/flange) - More Accessories, More Love: If you’ll be pumping frequently, semai flange inserts with different nipple sizes that are compatible with most portable electronic breast pumps on the market are your good choice. If you have any questions about our flange inserts, please just feel free to contact us at anytime, our service team will offer you the best solution. And if you receive the wrong size, please contact us for replacement. ## Technical Specifications | Specification | Value | |---------------|-------| | Units | 4 count | | Brand | semai | | Country of origin | China | ## Images ![semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Image 1](https://m.media-amazon.com/images/I/61LFXkMoIWL.jpg) ![semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Image 2](https://m.media-amazon.com/images/I/71AqYQ60fFL.jpg) ![semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Image 3](https://m.media-amazon.com/images/I/71Fwqj-xKFL.jpg) ![semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Image 4](https://m.media-amazon.com/images/I/71Kwm7akzHL.jpg) ![semai Flange Inserts 21mm Breast Pump Parts Compatible with Medela/Momcozy S12 Pro/S9 Pro/S12/S9/Spectra/Elvie 24mm Breast Pump Shields/Flanges, Reduce 24mm Nipple Tunnel Down to Correct Size, 4PCS - Image 5](https://m.media-amazon.com/images/I/71RUKhmty-L.jpg) ## Available Options This product comes in different **Size Name** options. --- ## 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.vu/products/577300308-semai-flange-inserts-21mm-breast-pump-parts-compatible-with-medela](https://www.desertcart.vu/products/577300308-semai-flange-inserts-21mm-breast-pump-parts-compatible-with-medela) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-17*