Shipping cutoff: orders placed Monday–Saturday typically ship by 6:30 PM PT. Weekend carrier pickups resume Monday (or Tuesday if Monday is a holiday). Delivery windows for each pack are shown above under Select Package. Expiration dates: European date format is DD/MM/YYYY. We regularly update expiration dates based on our most recently received stock, so the date you receive may differ slightly from the one listed. If you need a specific expiration date, contact us before placing your order. Products without a listed expiration date still have sufficient shelf life remaining.iShipping cutoff & expiration dates▾
6oz Extra Inner Chamber – Compatible with Mini Chiller & OG Chiller
Make pumping and storing even easier with an extra 6oz inner chamber!
Whether you’re on the go or at home, having an extra chamber means more flexibility and less daily dishwashing. Simply stash a full chamber in the fridge, grab your clean one, and head out without missing a beat.
This versatile add-on isn’t just for storage—it doubles as a milk collection bottle, works with narrow neck pumps (and wide neck pumps with adapters), and can even be converted into a baby bottle for direct feeding. It’s the perfect complement to your Mini or OG Chiller.
Why You’ll Love It:
-
Extra storage without daily washing
-
Compatible with narrow neck pumps (and wide necks with adapters)
-
Convert into a baby bottle
-
Keeps your pumping routine simple and organized
-
Travel-ready and easy to clean
-
Lifetime Warranty included
Whether you’re prepping for daycare, pumping at work, or managing night feeds, this extra chamber keeps your day flowing smoothly.
