--- product_id: 380338820 title: "Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert" brand: "nenesupply" price: "R425" currency: ZAR in_stock: true reviews_count: 13 category: "Nenesupply" url: https://www.desertcart.co.za/products/380338820-nenesupply-21mm-flange-insert-compatible-with-elvie-stride-flange-pump store_origin: ZA region: South Africa --- # Reduces 24mm flange to 21mm No suction loss with sealing circles Soft, BPA & DEHP-free silicone Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert **Brand:** nenesupply **Price:** R425 **Availability:** ✅ In Stock ## Summary > 👩‍🍼 Pump Smarter, Not Harder — The Perfect Fit for Every Mom ## Quick Answers - **What is this?** Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert by nenesupply - **How much does it cost?** R425 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/380338820-nenesupply-21mm-flange-insert-compatible-with-elvie-stride-flange-pump) ## Best For - nenesupply enthusiasts ## Why This Product - Trusted nenesupply brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Secure Suction Seal:** Embedded sealing circles guarantee zero suction loss, maximizing pumping efficiency every time. - • **Effortless Maintenance:** Dishwasher safe (top rack) and easy to install or remove—designed for busy moms on the go. - • **Universal Compatibility:** Works flawlessly with top breast pump brands like Elvie, Medela, Spectra, Willow, Momcozy, and more. - • **Premium Soft Silicone Comfort:** Crafted from ultra-soft, BPA and DEHP-free silicone to ensure gentle, irritation-free pumping sessions. - • **Precision Fit for Smaller Sizes:** Seamlessly reduces standard 24mm flanges to a comfortable 21mm, perfect for moms needing a better fit. ## Overview Nenesupply’s 21mm Flange Inserts are precision-engineered silicone accessories that reduce 24mm breast pump flanges to 21mm, enhancing comfort and efficiency for moms with smaller nipples. Compatible with major pump brands like Elvie, Medela, and Willow, these BPA-free, dishwasher-safe inserts ensure a secure suction seal and hassle-free use, making every pumping session smoother and more effective. ## Description desertcart.com : Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert : Baby Review: Good quality replacement parts - Fits perfectly and works just as expected. Good quality replacement parts and very comfortable to use. Review: Perfect Flange - These fit into my Elvie stride perfectly. I don’t love that they’re not see through so it can be hard to line up your nipple. They do the job and they’re comfy though. ## Features - CONTENT: 2pc 21mm NENESUPPLY Silicone Flange Inserts compatible with 24mm of Elvie flange, Elvie Stride flange, Momcozy flange, Medela flange, Spectra flange, Willow flange, Willow Go flange, and Motif Luna flange. Reduce 24mm to 15mm. MADE BY NENESUPPLY. Compatible with Elvie pump parts accessories and Willow pump parts. - COMPATIBLE PUMPS: Work with 24mm FLANGES of most breast pumps in the market. See product photo for illustrations. - AVAILABLE IN 15, 17, 19, 21mm. MADE FROM SOFT SILICONE: Soft silicone makes pumping more comfortable. Reduce flange funnel to 21mm. Suitable for moms with smaller nipples. Correct flange sizes make pumping more efficient. - NO LOSS OF SUCTION- Embeded sealing circles creates a complete seal. EASY TO INSTALL & REMOVE - Easy to push in and pull out the inserts. Hassle-free - EASY TO CLEAN: Dishwasher safe (top rack only). BPA and DEHP Free. Comply with EU and USA regulations for materials that contact food. Tested by independent labs for quality and safety. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08YCWPH5J | | Additional Features | This item will reduce 24mm flanges to smaller tunnel size. | | Best Sellers Rank | #33,122 in Baby ( See Top 100 in Baby ) #1,341 in Breastfeeding Supplies | | Brand | NENESUPPLY | | Brand Name | NENESUPPLY | | Color | White | | Customer Reviews | 4.3 out of 5 stars 628 Reviews | | Included Components | Flange Inserts | | Manufacturer | NENESUPPLY | | Manufacturer Part Number | N117.21 | | Material | Silicone | | Material Type | Silicone | | Material Type Free | BPA Free | | Model Number | N117.21 | | Number of Items | 1 | | Product Style | 21mm Flange Insert | | Size | 2 Count (Pack of 1) | | Special Feature | This item will reduce 24mm flanges to smaller tunnel size. | | Unit Count | 2 Count | ## Product Details - **Brand:** NENESUPPLY - **Included Components:** Flange Inserts - **Material:** Silicone - **Material Type Free:** BPA Free - **Special Feature:** This item will reduce 24mm flanges to smaller tunnel size. ## Images ![Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert - Image 1](https://m.media-amazon.com/images/I/41rKVjHFLHL.jpg) ![Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert - Image 2](https://m.media-amazon.com/images/I/512AeLux7-L.jpg) ![Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert - Image 3](https://m.media-amazon.com/images/I/614PMMye5RL.jpg) ![Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert - Image 4](https://m.media-amazon.com/images/I/51iIGmmAmNL.jpg) ![Nenesupply 21mm Flange Insert Compatible with Elvie Stride Flange Pump Parts Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert - Image 5](https://m.media-amazon.com/images/I/51FXhCqJ30L.jpg) ## Available Options This product comes in different **Style** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality replacement parts *by A***I on March 12, 2026* Fits perfectly and works just as expected. Good quality replacement parts and very comfortable to use. ### ⭐⭐⭐⭐⭐ Perfect Flange *by T***A on July 9, 2024* These fit into my Elvie stride perfectly. I don’t love that they’re not see through so it can be hard to line up your nipple. They do the job and they’re comfy though. ### ⭐⭐⭐⭐⭐ Fits the double Elvie shields *by J***N on July 15, 2025* Allows me to use the Elvie double pumps! Would recommend! ## Frequently Bought Together - Nenesupply 21mm Flange Insert Compatible with Elvie Flange Pump Parts Elvie Stride Flange Momcozy Medela Flange Spectra Willow Reduce 24mm to 21mm Use as Elvie Inserts Medela Insert Momcozy Insert - Nenesupply 4pc Duckbill Valves Compatible with Elvie Stride Pump Parts Replacement Parts Breast Pump Parts Momcozy Tsrete Wearable Pumps Spectra CaraCup Not Original Elvie Pump Parts Accessories --- ## 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.co.za/products/380338820-nenesupply-21mm-flange-insert-compatible-with-elvie-stride-flange-pump](https://www.desertcart.co.za/products/380338820-nenesupply-21mm-flange-insert-compatible-with-elvie-stride-flange-pump) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-09*