New with tags! (NWT) approximately L9.8*W8.3*H16.5 inches. While the bag is unzipped, the top stays open, making it easier to look for something even with one hand. The AMILLIARDI diaper bag backpack features insulated pockets for bottles, sippy cups, snacks and even has plenty of space for mom’s drink! It has an easy access phone pocket, stroller straps for hands free walking when you need a break from carrying it.