The first fully freezable Breastmilk and Formula cooler: no separate ice or gel packs required! It features Packit's groundbreaking cooling design with non-toxic freezable gel built permanently into the walls of each bag. It is the ideal solution for Moms and Caregivers on the go at work, daycare, home and more to keep pumped breastmilk and mixed formula chilled for hours. This breastmilk cooler stands 5.5 inches tall, and measures 6.5 inches from front to back. It is designed to hold four (4) 5oz breastmilk bottles (not included). Keep additional items cool, or pack larger bottles by folding down the interior freezable divider. To use, simply fold the Packit Breastmilk and Formula Cooler flat and store in the freezer overnight (12 hours). In the morning, the walls of the cooler will be completely frozen and ready to chill for hours Designed by Moms: The cooler features a top carrying handle and a zippered closure to lock in cool, dry air. Easily identify your bag in a work or daycare fridge with a clear front pocket for name and date card This soft sided cooler is made from nontoxic gel and gel liner. Like all Packit products, it is made from PVC free, BPA free, phthalate, and lead free (UL #B80321985, 12/5/2019) materials. Simple care: the interior wipes clean, spot clean exterior