Internal Bottle Disk Insert - 4 Pack

Internal Bottle Disk Insert - 4 Pack

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Thinkbaby Internal disks are designed to eliminate the potential for leakage during travel. They are also great for use when storing milk in the fridge. 

Simply pop the nipple out of the collar and replace with the handle facing up. Tighten down collar and you're off to your next adventure. 

There are 4 internal disks per pack. 

The disks fit Thinkbaby 5oz, 9oz, Sippy Cups and Thinksters.