--- product_id: 178374406 title: "MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve" price: "$44.45" currency: USD in_stock: true url: https://www.desertcart.us/products/178374406-myfit-flange-set-21mm-shield-widemouth-connector-duckbill-compatible-w store_origin: US region: United States of America --- # BPA/DEHP free, FDA inspected safety Compatible with Spectra S1, S2 & wide-mouth bottles Two-piece flange for easy cleaning MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve **Price:** $44.45 **Availability:** ✅ In Stock ## Summary > 🍼 Pump smarter, cleaner, and comfier with Maymom’s MyFit Flange Set—because your pumping game deserves an upgrade! ## Quick Answers - **What is this?** MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - **How much does it cost?** $44.45 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/178374406-myfit-flange-set-21mm-shield-widemouth-connector-duckbill-compatible-w) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Hygiene 🔄:** Detachable two-piece flange design ensures quick assembly, disassembly, and thorough cleaning—because your time and health matter. - • **Hands-Free Friendly 🤱:** Designed to fit most hands-free pumping bras and even homemade options, empowering multitasking moms to stay productive and connected. - • **Comfort-Optimized Fit 🎯:** 21mm shield tailored for nipple diameters 19-20mm post-pumping, delivering a personalized, comfortable pumping experience. - • **Universal Compatibility 🍼:** Seamlessly fits Spectra S1, S2, and 9 Plus pumps plus most wide-mouth bottles, including Avent and Maymom—pump anywhere, anytime. - • **Safe & Certified Assurance ✅:** Crafted by a US FDA inspected company, all milk-contact parts are BPA and DEHP free—because your baby deserves the best. ## Overview The Maymom MyFit Flange Set (21mm) is a premium, two-piece detachable flange kit compatible with Spectra S1, S2, and 9 Plus pumps and wide-mouth bottles. Designed for mothers with 19-20mm nipple diameter post-pumping, it offers easy cleaning, hands-free bra compatibility, and is made from BPA/DEHP-free materials by a US FDA inspected manufacturer, ensuring safety and comfort during double pumping sessions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07WCN2CYF | | ASIN | B07WCN2CYF | | Additional Features | Closed System | | Best Sellers Rank | #16,151 in Baby ( See Top 100 in Baby ) #221 in Electric Breast Pumps | | Brand Name | Maymom | | Customer Reviews | 4.6 4.6 out of 5 stars (365) | | Date First Available | August 12, 2019 | | Included Components | Breast Flange | | Is the item dishwasher safe? | Yes | | Item model number | S012W.B-Fxx | | Manufacturer | Maymom | | Manufacturer | Maymom | | Manufacturer Part Number | S012W.B-F.D.bx2 | | Manufacturer recommended age | 3 years and up | | Material Type | Plastic, Silicone | | Model Number | S012W.B-Fxx | | Package Dimensions | 6 x 4 x 2 inches; 2.4 ounces | | Product Style | 21mm | | Size | 21mm | | Unit Count | 2.0 Count | ## Product Details - **Brand:** Maymom - **Included Components:** Breast Flange - **Is Dishwasher Safe:** Yes - **Material:** Plastic, Silicone - **Special Feature:** Closed System ## Images ![MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - Image 1](https://m.media-amazon.com/images/I/51eJ-yrQCoL.jpg) ![MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - Image 2](https://m.media-amazon.com/images/I/51I4BSE64TL.jpg) ![MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - Image 3](https://m.media-amazon.com/images/I/71lR-KGTyZL.jpg) ![MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - Image 4](https://m.media-amazon.com/images/I/81qegQLudqL.jpg) ![MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - Image 5](https://m.media-amazon.com/images/I/51VLz7cj2UL.jpg) ## Frequently Bought Together - Maymom MyFit Flange Set 21mm Shield Widemouth Connector Duckbill Compatible w Spectra S2 Spectra S1 Pump Not Original Spectra S2 Accessories Not OEM Spectra Pump Parts Spectra Flange Spectra Valve - Spectra - Wide Neck Baby Bottles - Compatible with Spectra Breast Milk Pump Flanges (Pack of 2) - Maymom Backflow Protector Compatible with Spectra S2 Spectra S1 and 9 Plus Breastpump Not Original Spectra Pump Parts Not Original Spectra S2 Accessories Replace Spectra Backflow Protector --- ## 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.us/products/178374406-myfit-flange-set-21mm-shield-widemouth-connector-duckbill-compatible-w](https://www.desertcart.us/products/178374406-myfit-flange-set-21mm-shield-widemouth-connector-duckbill-compatible-w) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-05-10*