Willow: Wearable Breast Pump – Willow Pump

Breast Milk Bag Flatteners

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$12.5 $24.99 In stock

Category: Milk Storage

Optimize breast milk storage with our new Breast Milk Bag Flatteners, designed to help you neatly and efficiently organize every last drop.

Save freezer space, 


store more milk.

Easily freeze and organize breast milk to maximize storage.

The breast milk storage solution exclusive pumpers swear by.

  • Works with most breast milk bags
  • Freeze in six 6oz. increments
  • Can freeze in any position
  • Uniform-shaped bags stack seamlessly

How long does breast milk last?

How to thaw & warm safely

How to store breast milk on-the-go

Customer Reviews (4.8 / 5 · 5 reviews)

Amelia ★★★★★

My deep-freeze drawer finally closes without me shoving bags into every gap. These flatteners let me stack each milk bag flat as a card, so I’ve doubled what fits on one shelf. Took me two minutes to get the hang of it, and now my stash looks almost too tidy.

Robert M. ★★★★★

Freezer space was getting ridiculous with all those lumpy bags taking up half the shelf, but these flatteners stack everything into neat little tiles I can slide in anywhere. They’re honestly a no-brainer for anyone stockpiling milk, and my freezer looks almost organized now.

Sophia T. ★★★★★

I was skeptical anything could tame the chaos of my freezer stash, but these flatteners actually stack the bags into neat, flat layers that slide right into the door shelf. Now I’m grabbing a specific bag without digging through a frozen jumble, and the space savings are real.

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