Mila's Keeper Glass Breast Milk Storage Bottles come in two sizes, standard and wide neck, to accommodate different size pumps. Make sure you know which neck size is the right storage bottle for you. For example:
Standard size: Compatible with Medela Breastpumps
Wide Size: Compatible with Spectra Breastpumps
Note: If you are not pumping directly into the storage bottles, it does not matter which size you choose.
Volume: 5 ounces | 150 ml
Mila's Keeper Insulated Breast Milk Cooler Dimensions: Mila's Keeper Insulated Coolers can fit one cold pack and one 6 ounce/150 ml glass storage bottle by Mila's Keeper. The cooler may fit other breast milk storage bottles. Please check measurements before purchase to ensure the bottle fits the cooler.
Important Note: With the cold pack inserted, the cooler can fit a bottle of maximum diameter of 2 1/4 inch (58mm) x 4 inch height (105mm).