--- product_id: 421651783 title: "Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct" brand: "willow" price: "339 kr" currency: DKK in_stock: true category: "Willow" url: https://www.desertcart.dk/products/421651783-willow-breast-pump-sizing-insert-17mm-flange-inserts-improves-fit store_origin: DK region: Denmark --- # 17mm precision fit BPA-free silicone comfort Reusable & dishwasher safe Willow Breast Pump Sizing Insert - 17mm - Flange Inserts, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - 2ct **Brand:** willow **Price:** 339 kr **Availability:** βœ… In Stock ## Summary > ✨ Pump in Style & Comfort β€” Because You Deserve the Best! πŸ‘©β€πŸΌ ## Quick Answers - **What is this?** Willow Breast Pump Sizing Insert - 17mm - 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?** 339 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/421651783-willow-breast-pump-sizing-insert-17mm-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 - β€’ **Join the Movement:** Trusted by 300,000+ moms who’ve upgraded to Willow’s hands-free, app-connected pumping experience. - β€’ **Hygiene & Durability:** Dishwasher safe and reusable, designed to last with recommended replacement every 3 months. - β€’ **Safe & Skin-Friendly:** Made from flexible, BPA-free silicone that’s gentle on skin and easy to clean. - β€’ **Seamless Compatibility:** Fits perfectly into 24mm Willow breast pump flanges and containers for hassle-free use. - β€’ **Perfect Fit, Maximum Comfort:** 17mm flange insert designed for moms needing smaller sizes, ensuring optimal suction and comfort. ## Overview The Willow Breast Pump Sizing Insert in 17mm is a BPA-free, flexible silicone flange insert designed to improve fit and comfort for moms with smaller nipple sizes. Compatible with 24mm Willow flanges, it enhances suction and pumping efficiency while being dishwasher safe and reusable. Recommended for replacement every 3 months, it’s part of a trusted system used by over 300,000 moms seeking a hands-free, wearable pumping solution. ## Description Designed with moms in mind, Willow Breast Pump Flange Inserts help optimize comfort and output for moms who need a wearable breast pump flange smaller than 21mm. Made from BPA-free, dishwasher-safe silicone, each flange insert is easy to assemble, clean and remove. Clear color delivers easy nipple visibility for a secure, snug fit. Available in 13mm, 15mm, 17mm, 19mm and 21mm, our flange inserts are compatible with 24mm Willow flanges and containers. We recommend replacing breast pump inserts every 3 months for optimal breast pumping performance. Normal wear and tear can impact suction and output. You deserve a pump you love. Powerful, comfortable, fully in bra and app-connected, our wearable pumps for breastfeeding are simply built different. So cut the cords, ditch the dupes and join the 300,000 moms who have brought Willow into their lives. Find your perfect Willow breast pump today and unlock the convenience of hands-free pumping. ## 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 17mm 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 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 | B09B7VMH7S | | ASIN | B09B7VMH7S | | Additional Features | Portable, Wearable | | Best Sellers Rank | #24,307 in Baby Products ( See Top 100 in Baby Products ) #144 in Breast Pump Parts | | Brand Name | Willow | | Color | Clear | | Customer Reviews | 4.7 4.7 out of 5 stars (1,373) | | Customer reviews | 4.7 4.7 out of 5 stars (1,373) | | Included Components | Flange | | Is the item dishwasher safe? | No | | Item Weight | 18 g | | Item model number | SZ1763 | | Manufacturer | Willow | | Manufacturer | Willow | | Manufacturer Part Number | SZ1763 | | Material Type | Silicone | | Material Type Free | Lead Free | | Model Name | Willow Inserts | | Model Number | SZ1763 | | Number of Items | 1 | | Operation Mode | Manual | | Power Source | Battery Powered | | Product Dimensions | 12.7 x 3.81 x 14.48 cm; 18.14 g | | Size | 17MM | | UPC | 858298006606 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Willow - **Material:** Silicone - **Operation mode:** Manual - **Power source:** Battery Powered - **Special features:** Portable, Wearable ## Images ![Willow Breast Pump Sizing Insert - 17mm - 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 - 17mm - 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 - 17mm - 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 - 17mm - 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 - 17mm - 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. ## Frequently Bought Together - Willow Breast Pump Sizing Insert, 17mm, 2 Ct, Flange Inserts for Breast Pump, Improves Fit and Comfort for Breast Pumping Moms, Fits in 24mm Willow Breast Pump Flange - Willow Go Breast Pump Diaphragm Set, 2 Ct, Pump Diaphragms for Spare Use or Replacement, Pair with Willow Go Wearable Breast Pump for Hands Free Pumping, BPA Free and Dishwasher Safe - Willow Go Breast Pump Duckbill Valve Set, 2 Ct, Pump Valves for Spare Use or Replacement, Pair with Willow Go Wearable Breast Pump for Hands Free Pumping, BPA Free and Dishwasher Safe --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.dk/products/421651783-willow-breast-pump-sizing-insert-17mm-flange-inserts-improves-fit](https://www.desertcart.dk/products/421651783-willow-breast-pump-sizing-insert-17mm-flange-inserts-improves-fit) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-05-26*