Mancro Insulated Baby Bottle Bag designed specifically for mothers Mancro Baby Bottle Tote Bags made to store milk, Whatever breast milk or formula, for up to 24 hours. Believed that every new born mom whole want to offer your lovely baby drink fresh and healthy breast milk or formula at work or outdoors. Breastmilk cooler bag with ice pack is compatible with most milk bottles such as Dr. Brown, Philips, NUK and Medela. It's perfect for a daycare or transport bag if you need to pump at work.