Willow® 3.0 spill-proof milk bags (48-pack)

• Essential to pumping with Willow (24 bags included in Pump Kit)
• Offer truly spill-proof mobility – pump in any position (even lying down or doing yoga)
• Pump on the go and toss into your purse or cooler bag – totally hygienic, no need to seal or transfer
• Unique one-way valve so milk goes in and doesn’t come out
• Pump and store milk in the same collection and storage bag
• Fridge and freezer safe
• Holds up to 4 oz.
• Does not contain BPA
• Recyclable