--- product_id: 354626748 title: "Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct" brand: "willow" price: "₱2267" currency: PHP in_stock: true reviews_count: 8 category: "Willow" url: https://www.desertcart.ph/products/354626748-willow-breast-pump-sizing-insert-19mm-flange-inserts-improves-fit store_origin: PH region: Philippines --- # 19mm precision fit Easy to clean, dishwasher safe Reusable & eco-friendly silicone Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct **Brand:** willow **Price:** ₱2267 **Availability:** ✅ In Stock ## Summary > 🍼 Perfect fit, effortless comfort — because every drop counts! ## Quick Answers - **What is this?** Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct by willow - **How much does it cost?** ₱2267 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/354626748-willow-breast-pump-sizing-insert-19mm-flange-inserts-improves-fit) ## Best For - willow enthusiasts ## Why This Product - Trusted willow brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Hygiene Made Simple:** Dishwasher safe and easy to clean, so you can focus on pumping without the hassle. - • **Tailored Comfort Fit:** 19mm inserts designed for moms with smaller flange needs, ensuring maximum comfort and pumping efficiency. - • **Trusted by Thousands:** Join over 300,000 moms who trust Willow for a reliable, comfortable pumping experience. - • **Seamless Compatibility:** Works perfectly with 24mm Willow breast pump flanges and reusable containers for versatile use. - • **Premium Silicone Material:** Flexible, BPA-free silicone offers a secure, gentle fit that’s safe for you and your baby. ## Overview The Willow Breast Pump Sizing Insert in 19mm is a reusable, BPA-free silicone flange insert designed to improve fit and comfort for moms with smaller nipples. Compatible with 24mm Willow breast pump flanges, it enhances pumping efficiency and is dishwasher safe for easy cleaning. Trusted by over 300,000 moms, it’s recommended to replace every 3 months for optimal performance. ## Description desertcart.com : Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct : Baby Review: love it - very well made, and exact fit, also comfortable and easy to wash Review: Comfortable - These work great with my Willow Go’s and my other “wall pump.” Very comfortable fit. ## Features - Reusable Breast Pump Flange Inserts: Designed to help optimize comfort and output for moms who measure smaller than 21mm, Willow Breast Pump Sizing Inserts in 19mm offers the pumping convenience you deserve - Comfortable, Silicone Design: Flexible, BPA free silicone provides a snug, secure fit; Dishwasher safe, flange inserts for Willow Breast Pump are easy to clean; Clear color provides easy nipple visibility - Compatible with Any Breast Pump: Pair with 24mm breast pump flanges and reusable containers; Keep a spare set on hand to minimize washing between hands free pumping sessions - Find Your Perfect Fit: Breast pump inserts are available in 5 sizes: 13mm, 15mm, 17mm, 19mm and 21mm; Reference Willow's size chart to determine your size for an optimal pumping experience - Trusted and True: We recommend replacing breast pump flange inserts every 3 months for optimal performance; Join the 300,000 moms who have brought Willow into their homes and lives ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09B7WMGGQ | | ASIN | B09B7WMGGQ | | Additional Features | Reusable | | Best Sellers Rank | #2,251 in Baby ( See Top 100 in Baby ) #37 in Electric Breast Pumps | | Brand Name | Willow | | Color | Clear | | Customer Reviews | 4.7 4.7 out of 5 stars (1,478) | | Date First Available | July 28, 2021 | | Included Components | Breast Flange | | Is the item dishwasher safe? | No | | Item model number | INSERT | | Manufacturer | Willow | | Manufacturer | Willow | | Material Type | Silicone | | Number of Items | 1 | | Product Dimensions | 5 x 1.5 x 5.7 inches; 0.32 ounces | | Size | 19MM | | UPC | 858298006613 | | Unit Count | 2.0 Count | ## Product Details - **Brand:** Willow - **Included Components:** Breast Flange - **Material:** Silicone - **Number of Items:** 1 - **Special Feature:** Reusable ## Images ![Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 1](https://m.media-amazon.com/images/I/31LUxe1lEfL.jpg) ![Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 2](https://m.media-amazon.com/images/I/51hgimPoA7L.jpg) ![Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 3](https://m.media-amazon.com/images/I/71HR4gJZuJL.jpg) ![Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 4](https://m.media-amazon.com/images/I/41+Tfn3NCkL.jpg) ![Willow Breast Pump Sizing Insert - 19mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct - Image 5](https://m.media-amazon.com/images/I/71PxqF3oeYL.jpg) ## Available Options This product comes in different **Size** options. ## Questions & Answers **Q: Does it come with one or two?** A: Two :) **Q: Are these compatible with the Willow Go?** A: Yes **Q: Can I use these for the zomee z2?** A: I don’t own the zomee but I have tried these with several different pumps and these inserts can pretty much fit universally into any 24mm flange. **Q: I measured for a 17mm flange. According to the sizing chart I would order a 19mm. Is that correct?** A: That is what I did and ir fit very well. I can use them in my willow go and my momcozy s12 pro! ## Customer Reviews ### ⭐⭐⭐⭐⭐ love it *by C***E on January 7, 2026* very well made, and exact fit, also comfortable and easy to wash ### ⭐⭐⭐⭐⭐ Comfortable *by K***M on June 5, 2025* These work great with my Willow Go’s and my other “wall pump.” Very comfortable fit. ### ⭐⭐⭐⭐⭐ Amazing! *by J***R on February 2, 2026* Fit so nicely and comfortable ## Frequently Bought Together - Willow Breast Pump Sizing Insert, 19mm, 2 Ct, Flange Inserts for Breast Pump, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - Willow - 360 Breast Pump Flextubes - for Spare Use or Replacement Part for The Willow 360 or 3.0 Wearable, Hands-Free Breast Pump, Breastfeeding Essential for New Moms- 2ct - Willow - 360 Pump Spill-Proof Breast Milk Bags - 48 Ct - Holds 4 oz. Per Self-Sealing Storage Bag - Compatible with Willow 360 or 3.0 Wearable Hands Free Breast Pump --- ## 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.ph/products/354626748-willow-breast-pump-sizing-insert-19mm-flange-inserts-improves-fit](https://www.desertcart.ph/products/354626748-willow-breast-pump-sizing-insert-19mm-flange-inserts-improves-fit) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-04-24*