Frequently Asked Questions
Our best-selling pump, powered by innovative ComfortFlow™ technology for more milk output. Customizable hospital-grade suction, app-controlled, and ranked #1 Wearable Breast Pump by Babylist, this top seller is perfect for multitasking moms. Kit comes with 21, 24mm flanges & 5 oz SplashGuard™ containers.
A must-have for every nursing mom: The only wearable in-bra manual pump with an ergonomic handle and hospital-strength, two-phase suction - no charging required. Includes 24 mm flange made of soft silicone for a smooth fit and optimal milk flow.
Meet the Breast Milk Cooler that cools faster and stays colder for up to 24 hours vs. leading milk coolers.* Plus, with new sizes, colors, and two ways to cool, this patent-pending Cooler safely and stylishly lets moms store milk wherever the day takes them.
*Compared to leading milk coolers in Eurofins 2026 controlled, third-party testing
The all-in-one cleaning kit for pump parts, bottles, and more. Just add your favorite soap!
Protect your pump on-the-go with our sleek, sturdy, and easy-to-clean carrying case.
Everything you need to prioritize breast care and comfort, catch every drop of hard-earned breast milk, and feed with more confidence. Plus, every purchase includes access to a virtual appointment with an International Board Certified Lactation Consultant (IBCLC), as well as a free digital feeding course.
Same high-quality bag, new top-quality tech. Our durable, leak-proof bags are now designed with a scannable, AI-enabled code to auto-input your milk bag information into your digital stash in the Willow app. However you choose to pour and store, you’ll finally have the control and peace of mind you crave.
Optimize breast milk storage with our new Breast Milk Bag Flatteners, designed to help you neatly and efficiently organize every last drop.
Find your perfect breast pump flange fit with a wide range of inserts designed for maximum pumping comfort and milk output.
Our silicone sizing inserts help to optimize output for moms who measure between 13 mm and 27 mm.
Product Dimensions:
Visit our FAQs to learn more.
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This 6-in-1 pack has everything you’ll need to keep parts and bottles clean at home or on-the-go.
Yes! All pack components (except for the soap dispenser) are dishwasher safe. For best results, use the normal cycle.
Everything in the cleaning pack is made without BPA for peace of mind. The storage case is made of food-grade ABS plastic; the silicone brush heads are food-grade silicone; the small brush is food-grade and made from nylon, stainless steel, and silicone; and the brush handles, soap dispenser, and drying rack are made from food-grade plastic.
The soap dispenser can hold up to 45 mL of liquid soap, making it TSA-compliant for seamless air travel. Soap is not included (if you’re looking for a great pump soap, we love the Dapple Breast Pump Soap).
Travel Cleaning Pack: 7.9” x 7.5” x 1.8” when closed. Small bristle brush is 5.8”. Medium silicone brush is 5.6”. Large silicone brush is 9.8”. Soap dispenser is 5.8”.
It can! The Pump Anywhere Bag is roomy enough to fit your pump parts, our Portable Breast Milk Cooler, and our Travel Cleaning Pack all at the same time — with plenty of room to spare. We wouldn’t have designed it any other way!
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