READY TO GO WHEREVER, WHENEVER Everything works inside the Pump and inside your bra, with no external tubes, cords, or dangling bottles to hold you back. PUMP, POUR AND REPEAT Willow's Reusable Milk Container fits in the pump, & gives moms a reusable option when pumping. Milk will collect in the Container, which is inside the pump. When you're done pumping, you can pour milk from the Container, into a bottle or storage container. Each Container holds up to 4 oz. of milk Step by Step Sizing Guide Stimulate Nipple Stimulate your nipple so it perks up. Use Ruler or a Measuring App Place the bottom of the nipple to rest perpendicular to the measuring device. Measure Nipple Link up with the outer edge of your nipple, where it meets the areola. Determine Your Size Willow recommends you select a flange that is 2-4mm larger than your nipple measurement. Use the size chart for guidance on proper size for best fit. With Willow Milk Bags or Containers, Achieve up to 360° Mobility - More Than 2X Better Than Other Wearable Pumps Willow Pump Wearable Double Breast Pump Willow Pump Spill-Proof Breast Milk Bags Willow Pump Reusable Breast Milk Containers Willow Pump Breast Pump Flanges Willow Pump Breast Pump Flextubes Willow Pump Sizing Inserts Buying Options Buying Options Buying Options Buying Options Add to Cart Add to Cart Customer Reviews — — 3.7 out of 5 stars 743 4.4 out of 5 stars 231 4.2 out of 5 stars 3,255 4.3 out of 5 stars 1,821 Price — no data — no data — no data — no data $49.93$49.93 $33.61$33.61 Sizes Available 24 mm, 27mm no data 21mm, 24mm, 27mm 21mm, 24mm, 27mm no data 15mm, 17mm, 19mm What's Included (2) Willow Pumps, (2) Flanges, (2) Flextubes, (24) 4 oz. Milk Bags, (2) Cleaning Brushes, (1) Charger 48 Milk Bags 2 Milk Containers 2 Flanges 2 Flextubes 2 Inserts Accessory for Willow Pump no data ✓ ✓ ✓ ✓ ✓ FSA/HSA Eligible ✓ ✓ ✓ ✓ ✓ ✓ Mobility 360° (includes milk bags) 360° 190° no data no data no data Frequently Asked Questions How much milk does the reusable Container hold? Willow's reusable Milk Container holds 4 oz of breastmilk. Is the Milk Container spill-proof like the Milk Bags? You’ll have great mobility when pumping with Milk Container - take a call, take a walk, relax on couch or eat dinner with your family. But if you need to pump in any position (think: lying down, downward dog, etc.), choose our spill-proof Milk Bags. The air vent, which is at the top of Milk Container, is open while you pump. How do I clean the reusable Container? Milk Container and Container Insert are all dishwasher safe. You can also use the specially designed brushes included in your Pump Kit with soap and warm water. About Us At Willow, we create brilliant solutions that help make the realities of motherhood better fit in our modern world. We knew there had to be a better way - so we invented one. Willow forever changed the way women pump with the world’s first ever quiet, all-in-one, in-bra wearable breast pump. We continued to revolutionize the industry with the introduction of Willow’s second and third generation pumps, and our team is hard at work every day developing new technologies to improve women’s lives. Willow earned a spot on Time's Top 25 Inventions, and was selected by Women's Health as a Best New Tech Gadget for Women. Babylist has recognized Willow as a Best Breast Pump, and the Bump selected Willow as its Best Hands-Free Breast Pump.